621602246623 has 8 divisors (see below), whose sum is σ = 655004761200. Its totient is φ = 588268392768.

The previous prime is 621602246609. The next prime is 621602246627. The reversal of 621602246623 is 326642206126.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 621602246623 - 2⁵ = 621602246591 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (621602246627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17146588 + ... + 17182801.

It is an arithmetic number, because the mean of its divisors is an integer number (81875595150).

Almost surely, 2^621602246623 is an apocalyptic number.

621602246623 is a deficient number, since it is larger than the sum of its proper divisors (33402514577).

621602246623 is a wasteful number, since it uses less digits than its factorization.

621602246623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34330361.

The product of its (nonzero) digits is 248832, while the sum is 40.

The spelling of 621602246623 in words is "six hundred twenty-one billion, six hundred two million, two hundred forty-six thousand, six hundred twenty-three".