102044157678408 has 32 divisors (see below), whose sum is σ = 278302248214560. Its totient is φ = 30922472023680.

The previous prime is 102044157678367. The next prime is 102044157678409. The reversal of 102044157678408 is 804876751440201.

It is not an unprimeable number, because it can be changed into a prime (102044157678409) 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, 193265449885 + ... + 193265450412.

It is an arithmetic number, because the mean of its divisors is an integer number (8696945256705).

Almost surely, 2^{102044157678408} is an apocalyptic number.

It is an amenable number.

102044157678408 is an abundant number, since it is smaller than the sum of its proper divisors (176258090536152).

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

102044157678408 is a wasteful number, since it uses less digits than its factorization.

102044157678408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386530900317 (or 386530900313 counting only the distinct ones).

The product of its (nonzero) digits is 12042240, while the sum is 57.

The spelling of 102044157678408 in words is "one hundred two trillion, forty-four billion, one hundred fifty-seven million, six hundred seventy-eight thousand, four hundred eight".