707744572111421 has 16 divisors (see below), whose sum is σ = 816744104172864. Its totient is φ = 607465002618624.

The previous prime is 707744572111337. The next prime is 707744572111469. The reversal of 707744572111421 is 124111275447707.

It is a cyclic number.

It is not a de Polignac number, because 707744572111421 - 2³⁰ = 707743498369597 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (707744572141421) 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, 19291934231 + ... + 19291970916.

It is an arithmetic number, because the mean of its divisors is an integer number (51046506510804).

Almost surely, 2^{707744572111421} is an apocalyptic number.

It is an amenable number.

707744572111421 is a deficient number, since it is larger than the sum of its proper divisors (108999532061443).

707744572111421 is a wasteful number, since it uses less digits than its factorization.

707744572111421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38583905260.

The product of its (nonzero) digits is 3073280, while the sum is 53.

The spelling of 707744572111421 in words is "seven hundred seven trillion, seven hundred forty-four billion, five hundred seventy-two million, one hundred eleven thousand, four hundred twenty-one".