23140113616 has 20 divisors (see below), whose sum is σ = 44860504612. Its totient is φ = 11563209216.

The previous prime is 23140113593. The next prime is 23140113673. The reversal of 23140113616 is 61631104132.

It can be written as a sum of positive squares in 2 ways, for example, as 15275971216 + 7864142400 = 123596^2 + 88680^2 .

It is a super-2 number, since 2×23140113616² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 400041 + ... + 454216.

Almost surely, 2^23140113616 is an apocalyptic number.

It is an amenable number.

23140113616 is a deficient number, since it is larger than the sum of its proper divisors (21720390996).

23140113616 is a wasteful number, since it uses less digits than its factorization.

23140113616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 855958 (or 855952 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 28.

Adding to 23140113616 its reverse (61631104132), we get a palindrome (84771217748).

The spelling of 23140113616 in words is "twenty-three billion, one hundred forty million, one hundred thirteen thousand, six hundred sixteen".