56133100451242 has 4 divisors (see below), whose sum is σ = 84199650676866. Its totient is φ = 28066550225620.

The previous prime is 56133100451201. The next prime is 56133100451243. The reversal of 56133100451242 is 24215400133165.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 55896691535281 + 236408915961 = 7476409^2 + 486219^2 .

It is not an unprimeable number, because it can be changed into a prime (56133100451243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14033275112809 + ... + 14033275112812.

Almost surely, 2^{56133100451242} is an apocalyptic number.

56133100451242 is a deficient number, since it is larger than the sum of its proper divisors (28066550225624).

56133100451242 is a wasteful number, since it uses less digits than its factorization.

56133100451242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28066550225623.

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 56133100451242 in words is "fifty-six trillion, one hundred thirty-three billion, one hundred million, four hundred fifty-one thousand, two hundred forty-two".