102098477432 has 48 divisors (see below), whose sum is σ = 226067730480. Its totient is φ = 42344968320.

The previous prime is 102098477423. The next prime is 102098477449. The reversal of 102098477432 is 234774890201.

It is a happy number.

It is a super-2 number, since 2×102098477432² (a number of 23 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 11 ways as a sum of consecutive naturals, for example, 894773 + ... + 1002404.

It is an arithmetic number, because the mean of its divisors is an integer number (4709744385).

Almost surely, 2^102098477432 is an apocalyptic number.

It is an amenable number.

102098477432 is an abundant number, since it is smaller than the sum of its proper divisors (123969253048).

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

102098477432 is a wasteful number, since it uses less digits than its factorization.

102098477432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1897252 (or 1897217 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 47.

The spelling of 102098477432 in words is "one hundred two billion, ninety-eight million, four hundred seventy-seven thousand, four hundred thirty-two".