56401701751154 has 4 divisors (see below), whose sum is σ = 84602552626734. Its totient is φ = 28200850875576.

The previous prime is 56401701751121. The next prime is 56401701751159. The reversal of 56401701751154 is 45115710710465.

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., 51633177898129 + 4768523853025 = 7185623^2 + 2183695^2 .

It is a super-2 number, since 2×56401701751154² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 56401701751099 and 56401701751108.

It is not an unprimeable number, because it can be changed into a prime (56401701751159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14100425437787 + ... + 14100425437790.

Almost surely, 2^{56401701751154} is an apocalyptic number.

56401701751154 is a deficient number, since it is larger than the sum of its proper divisors (28200850875580).

56401701751154 is a wasteful number, since it uses less digits than its factorization.

56401701751154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28200850875579.

The product of its (nonzero) digits is 588000, while the sum is 47.

The spelling of 56401701751154 in words is "fifty-six trillion, four hundred one billion, seven hundred one million, seven hundred fifty-one thousand, one hundred fifty-four".