2055651264 has 56 divisors (see below), whose sum is σ = 6043239120. Its totient is φ = 685216512.

The previous prime is 2055651181. The next prime is 2055651277. The reversal of 2055651264 is 4621565502.

2055651264 is a `hidden beast` number, since 20 + 5 + 565 + 12 + 64 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 593079 + ... + 596534.

Almost surely, 2^2055651264 is an apocalyptic number.

2055651264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2055651264 is an abundant number, since it is smaller than the sum of its proper divisors (3987587856).

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

2055651264 is a wasteful number, since it uses less digits than its factorization.

2055651264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1189634 (or 1189618 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The square root of 2055651264 is about 45339.2905105495. The cubic root of 2055651264 is about 1271.5003377481.

The spelling of 2055651264 in words is "two billion, fifty-five million, six hundred fifty-one thousand, two hundred sixty-four".