42131630464355 has 16 divisors (see below), whose sum is σ = 50654621750880. Its totient is φ = 33640921009152.

The previous prime is 42131630464337. The next prime is 42131630464381. The reversal of 42131630464355 is 55346403613124.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 42131630464355 - 2²⁶ = 42131563355491 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1854611 + ... + 9364979.

It is an arithmetic number, because the mean of its divisors is an integer number (3165913859430).

Almost surely, 2^{42131630464355} is an apocalyptic number.

42131630464355 is a deficient number, since it is larger than the sum of its proper divisors (8522991286525).

42131630464355 is a wasteful number, since it uses less digits than its factorization.

42131630464355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7512518.

The product of its (nonzero) digits is 3110400, while the sum is 47.

The spelling of 42131630464355 in words is "forty-two trillion, one hundred thirty-one billion, six hundred thirty million, four hundred sixty-four thousand, three hundred fifty-five".