102432432402 has 48 divisors (see below), whose sum is σ = 222776762208. Its totient is φ = 34015101120.

The previous prime is 102432432379. The next prime is 102432432419. The reversal of 102432432402 is 204234234201.

102432432402 is a `hidden beast` number, since 10 + 2 + 4 + 3 + 243 + 2 + 402 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8829918 + ... + 8841510.

It is an arithmetic number, because the mean of its divisors is an integer number (4641182546).

Almost surely, 2^102432432402 is an apocalyptic number.

102432432402 is an abundant number, since it is smaller than the sum of its proper divisors (120344329806).

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

102432432402 is a wasteful number, since it uses less digits than its factorization.

102432432402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13415 (or 13412 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 102432432402 its reverse (204234234201), we get a palindrome (306666666603).

The spelling of 102432432402 in words is "one hundred two billion, four hundred thirty-two million, four hundred thirty-two thousand, four hundred two".