660426525432 has 48 divisors (see below), whose sum is σ = 1788704775000. Its totient is φ = 220136070336.

The previous prime is 660426525383. The next prime is 660426525487. The reversal of 660426525432 is 234525624066.

660426525432 is a `hidden beast` number, since 6 + 6 + 0 + 42 + 65 + 2 + 543 + 2 = 666.

660426525432 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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, 3026494 + ... + 3237362.

Almost surely, 2^660426525432 is an apocalyptic number.

It is an amenable number.

660426525432 is an abundant number, since it is smaller than the sum of its proper divisors (1128278249568).

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

660426525432 is a wasteful number, since it uses less digits than its factorization.

660426525432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254380 (or 254373 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 45.

The spelling of 660426525432 in words is "six hundred sixty billion, four hundred twenty-six million, five hundred twenty-five thousand, four hundred thirty-two".