542335655631 has 64 divisors (see below), whose sum is σ = 917014044672. Its totient is φ = 276922800000.

The previous prime is 542335655627. The next prime is 542335655669. The reversal of 542335655631 is 136556533245.

It is not a de Polignac number, because 542335655631 - 2² = 542335655627 is a prime.

It is a super-2 number, since 2×542335655631² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542335655431) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5378781 + ... + 5478681.

It is an arithmetic number, because the mean of its divisors is an integer number (14328344448).

Almost surely, 2^542335655631 is an apocalyptic number.

542335655631 is a deficient number, since it is larger than the sum of its proper divisors (374678389041).

542335655631 is a wasteful number, since it uses less digits than its factorization.

542335655631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100324.

The product of its digits is 4860000, while the sum is 48.

The spelling of 542335655631 in words is "five hundred forty-two billion, three hundred thirty-five million, six hundred fifty-five thousand, six hundred thirty-one".