29402870223349 has 16 divisors (see below), whose sum is σ = 33620255059968. Its totient is φ = 25189730560512.

The previous prime is 29402870223277. The next prime is 29402870223367. The reversal of 29402870223349 is 94332207820492.

It is not a de Polignac number, because 29402870223349 - 2²⁵ = 29402836668917 is a prime.

It is a super-2 number, since 2×29402870223349² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 29402870223349.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29402870221349) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 287094619 + ... + 287197015.

It is an arithmetic number, because the mean of its divisors is an integer number (2101265941248).

Almost surely, 2^{29402870223349} is an apocalyptic number.

It is an amenable number.

29402870223349 is a deficient number, since it is larger than the sum of its proper divisors (4217384836619).

29402870223349 is a wasteful number, since it uses less digits than its factorization.

29402870223349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122724.

The product of its (nonzero) digits is 10450944, while the sum is 55.

The spelling of 29402870223349 in words is "twenty-nine trillion, four hundred two billion, eight hundred seventy million, two hundred twenty-three thousand, three hundred forty-nine".