56751155 has 8 divisors (see below), whose sum is σ = 69942192. Its totient is φ = 44173728.

The previous prime is 56751133. The next prime is 56751161. The reversal of 56751155 is 55115765.

56751155 = T₄₇₆₂ + T₄₇₆₃ + ... + T₄₇₆₆.

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

It is a cyclic number.

It is not a de Polignac number, because 56751155 - 2⁶ = 56751091 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 153197 + ... + 153566.

It is an arithmetic number, because the mean of its divisors is an integer number (8742774).

Almost surely, 2^56751155 is an apocalyptic number.

56751155 is a deficient number, since it is larger than the sum of its proper divisors (13191037).

56751155 is a wasteful number, since it uses less digits than its factorization.

56751155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306805.

The product of its digits is 26250, while the sum is 35.

The square root of 56751155 is about 7533.3362463121. The cubic root of 56751155 is about 384.2892492079.

The spelling of 56751155 in words is "fifty-six million, seven hundred fifty-one thousand, one hundred fifty-five".