655402104 has 96 divisors (see below), whose sum is σ = 2103803520. Its totient is φ = 187253856.

The previous prime is 655402079. The next prime is 655402133. The reversal of 655402104 is 401204556.

655402104 is a `hidden beast` number, since 6 + 554 + 0 + 2 + 104 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10474 + ... + 37689.

It is an arithmetic number, because the mean of its divisors is an integer number (21914620).

Almost surely, 2^655402104 is an apocalyptic number.

It is an amenable number.

655402104 is an abundant number, since it is smaller than the sum of its proper divisors (1448401416).

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

655402104 is a wasteful number, since it uses less digits than its factorization.

655402104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48191 (or 48175 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 655402104 is about 25600.8223305424. The cubic root of 655402104 is about 868.6322384484.

The spelling of 655402104 in words is "six hundred fifty-five million, four hundred two thousand, one hundred four".