3142205656 has 32 divisors (see below), whose sum is σ = 5971968000. Its totient is φ = 1549806496.

The previous prime is 3142205641. The next prime is 3142205699. The reversal of 3142205656 is 6565022413.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196905 + ... + 212263.

It is an arithmetic number, because the mean of its divisors is an integer number (186624000).

Almost surely, 2^3142205656 is an apocalyptic number.

It is an amenable number.

3142205656 is a deficient number, since it is larger than the sum of its proper divisors (2829762344).

3142205656 is a wasteful number, since it uses less digits than its factorization.

3142205656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15711 (or 15707 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 3142205656 is about 56055.3802591687. The cubic root of 3142205656 is about 1464.6871407307.

The spelling of 3142205656 in words is "three billion, one hundred forty-two million, two hundred five thousand, six hundred fifty-six".