23378872558 has 16 divisors (see below), whose sum is σ = 35293102416. Its totient is φ = 11614544640.

The previous prime is 23378872553. The next prime is 23378872567. The reversal of 23378872558 is 85527887332.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23378872553) 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, 1577310 + ... + 1592062.

It is an arithmetic number, because the mean of its divisors is an integer number (2205818901).

Almost surely, 2^23378872558 is an apocalyptic number.

23378872558 is a deficient number, since it is larger than the sum of its proper divisors (11914229858).

23378872558 is a wasteful number, since it uses less digits than its factorization.

23378872558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19779.

The product of its digits is 22579200, while the sum is 58.

The spelling of 23378872558 in words is "twenty-three billion, three hundred seventy-eight million, eight hundred seventy-two thousand, five hundred fifty-eight".