56149550452 has 24 divisors (see below), whose sum is σ = 99783117000. Its totient is φ = 27641442816.

The previous prime is 56149550441. The next prime is 56149550459. The reversal of 56149550452 is 25405594165.

It can be written as a sum of positive squares in 4 ways, for example, as 100881936 + 56048668516 = 10044^2 + 236746^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56149550459) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2827 + ... + 335122.

It is an arithmetic number, because the mean of its divisors is an integer number (4157629875).

Almost surely, 2^56149550452 is an apocalyptic number.

It is an amenable number.

56149550452 is a deficient number, since it is larger than the sum of its proper divisors (43633566548).

56149550452 is a wasteful number, since it uses less digits than its factorization.

56149550452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338595 (or 338593 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 46.

The spelling of 56149550452 in words is "fifty-six billion, one hundred forty-nine million, five hundred fifty thousand, four hundred fifty-two".