102023780157888 has 56 divisors (see below), whose sum is σ = 270081579703680. Its totient is φ = 33989827649280.

The previous prime is 102023780157847. The next prime is 102023780157917. The reversal of 102023780157888 is 888751087320201.

It is a super-2 number, since 2×102023780157888² (a number of 29 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 7 ways as a sum of consecutive naturals, for example, 141037278 + ... + 141758813.

Almost surely, 2^{102023780157888} is an apocalyptic number.

It is an amenable number.

102023780157888 is an abundant number, since it is smaller than the sum of its proper divisors (168057799545792).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102023780157888 is a wasteful number, since it uses less digits than its factorization.

102023780157888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282797985 (or 282797975 counting only the distinct ones).

The product of its (nonzero) digits is 12042240, while the sum is 60.

The spelling of 102023780157888 in words is "one hundred two trillion, twenty-three billion, seven hundred eighty million, one hundred fifty-seven thousand, eight hundred eighty-eight".