2651020156 has 12 divisors (see below), whose sum is σ = 4644581368. Its totient is φ = 1323996912.

The previous prime is 2651020117. The next prime is 2651020159. The reversal of 2651020156 is 6510201562.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2651020159) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 374346 + ... + 381361.

Almost surely, 2^2651020156 is an apocalyptic number.

It is an amenable number.

2651020156 is a deficient number, since it is larger than the sum of its proper divisors (1993561212).

2651020156 is a wasteful number, since it uses less digits than its factorization.

2651020156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 756588 (or 756586 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 2651020156 is about 51488.0583825026. The cubic root of 2651020156 is about 1384.0050556967.

The spelling of 2651020156 in words is "two billion, six hundred fifty-one million, twenty thousand, one hundred fifty-six".