56154554023 has 4 divisors (see below), whose sum is σ = 57460473928. Its totient is φ = 54848634120.

The previous prime is 56154553991. The next prime is 56154554063. The reversal of 56154554023 is 32045545165.

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

It is a cyclic number.

It is not a de Polignac number, because 56154554023 - 2⁵ = 56154553991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56154554063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 652959888 + ... + 652959973.

It is an arithmetic number, because the mean of its divisors is an integer number (14365118482).

Almost surely, 2^56154554023 is an apocalyptic number.

56154554023 is a deficient number, since it is larger than the sum of its proper divisors (1305919905).

56154554023 is a wasteful number, since it uses less digits than its factorization.

56154554023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1305919904.

The product of its (nonzero) digits is 360000, while the sum is 40.

The spelling of 56154554023 in words is "fifty-six billion, one hundred fifty-four million, five hundred fifty-four thousand, twenty-three".