2651161392 has 60 divisors (see below), whose sum is σ = 8094080904. Its totient is φ = 803381760.

The previous prime is 2651161379. The next prime is 2651161397. The reversal of 2651161392 is 2931611562.

2651161392 is a `hidden beast` number, since 2 + 6 + 511 + 6 + 139 + 2 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (2651161397) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 835273 + ... + 838440.

Almost surely, 2^2651161392 is an apocalyptic number.

2651161392 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2651161392 is an abundant number, since it is smaller than the sum of its proper divisors (5442919512).

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

2651161392 is a wasteful number, since it uses less digits than its factorization.

2651161392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1673738 (or 1673729 counting only the distinct ones).

The product of its digits is 19440, while the sum is 36.

The square root of 2651161392 is about 51489.4299055641. The cubic root of 2651161392 is about 1384.0296333882.

The spelling of 2651161392 in words is "two billion, six hundred fifty-one million, one hundred sixty-one thousand, three hundred ninety-two".