21234452625214 has 32 divisors (see below), whose sum is σ = 33834592061856. Its totient is φ = 9960305771520.

The previous prime is 21234452625209. The next prime is 21234452625229. The reversal of 21234452625214 is 41252625443212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 401677144 + ... + 401730004.

It is an arithmetic number, because the mean of its divisors is an integer number (1057331001933).

Almost surely, 2^{21234452625214} is an apocalyptic number.

21234452625214 is a deficient number, since it is larger than the sum of its proper divisors (12600139436642).

21234452625214 is a wasteful number, since it uses less digits than its factorization.

21234452625214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90940.

The product of its digits is 921600, while the sum is 43.

The spelling of 21234452625214 in words is "twenty-one trillion, two hundred thirty-four billion, four hundred fifty-two million, six hundred twenty-five thousand, two hundred fourteen".