656011942 has 8 divisors (see below), whose sum is σ = 984308256. Its totient is φ = 327909192.

The previous prime is 656011921. The next prime is 656011981. The reversal of 656011942 is 249110656.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×656011942² = 860703336093222728, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 656011898 and 656011907.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39598 + ... + 53665.

It is an arithmetic number, because the mean of its divisors is an integer number (123038532).

Almost surely, 2^656011942 is an apocalyptic number.

656011942 is a deficient number, since it is larger than the sum of its proper divisors (328296314).

656011942 is a wasteful number, since it uses less digits than its factorization.

656011942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96782.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 656011942 is about 25612.7300770535. The cubic root of 656011942 is about 868.9015696622.

The spelling of 656011942 in words is "six hundred fifty-six million, eleven thousand, nine hundred forty-two".