656027899046 has 32 divisors (see below), whose sum is σ = 1088523403968. Its totient is φ = 294559701120.

The previous prime is 656027899019. The next prime is 656027899057. The reversal of 656027899046 is 640998720656.

It is a self number, because there is not a number n which added to its sum of digits gives 656027899046.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7936751 + ... + 8018981.

It is an arithmetic number, because the mean of its divisors is an integer number (34016356374).

Almost surely, 2^656027899046 is an apocalyptic number.

656027899046 is a deficient number, since it is larger than the sum of its proper divisors (432495504922).

656027899046 is a wasteful number, since it uses less digits than its factorization.

656027899046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90576.

The product of its (nonzero) digits is 39191040, while the sum is 62.

The spelling of 656027899046 in words is "six hundred fifty-six billion, twenty-seven million, eight hundred ninety-nine thousand, forty-six".