102425154033402 has 12 divisors (see below), whose sum is σ = 221921167072410. Its totient is φ = 34141718011128.

The previous prime is 102425154033337. The next prime is 102425154033407. The reversal of 102425154033402 is 204330451524201.

It is a happy number.

102425154033402 is a `hidden beast` number, since 1 + 0 + 2 + 42 + 5 + 1 + 540 + 33 + 40 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 80234638549641 + 22190515483761 = 8957379^2 + 4710681^2 .

It is a super-2 number, since 2×102425154033402² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (102425154033407) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2845143167577 + ... + 2845143167612.

Almost surely, 2^{102425154033402} is an apocalyptic number.

102425154033402 is an abundant number, since it is smaller than the sum of its proper divisors (119496013039008).

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

102425154033402 is a wasteful number, since it uses less digits than its factorization.

102425154033402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5690286335197 (or 5690286335194 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

The spelling of 102425154033402 in words is "one hundred two trillion, four hundred twenty-five billion, one hundred fifty-four million, thirty-three thousand, four hundred two".