55597859742 has 32 divisors (see below), whose sum is σ = 113604480000. Its totient is φ = 18131457888.

The previous prime is 55597859731. The next prime is 55597859749. The reversal of 55597859742 is 24795879555.

55597859742 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×55597859742³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55597859749) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 739359 + ... + 811077.

It is an arithmetic number, because the mean of its divisors is an integer number (3550140000).

Almost surely, 2^55597859742 is an apocalyptic number.

55597859742 is an abundant number, since it is smaller than the sum of its proper divisors (58006620258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55597859742 is a wasteful number, since it uses less digits than its factorization.

55597859742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74520.

The product of its digits is 158760000, while the sum is 66.

The spelling of 55597859742 in words is "fifty-five billion, five hundred ninety-seven million, eight hundred fifty-nine thousand, seven hundred forty-two".