42315261455 has 16 divisors (see below), whose sum is σ = 52263931104. Its totient is φ = 32865770880.

The previous prime is 42315261419. The next prime is 42315261479. The reversal of 42315261455 is 55416251324.

It is not a de Polignac number, because 42315261455 - 2⁸ = 42315261199 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 162797 + ... + 333366.

It is an arithmetic number, because the mean of its divisors is an integer number (3266495694).

Almost surely, 2^42315261455 is an apocalyptic number.

42315261455 is a deficient number, since it is larger than the sum of its proper divisors (9948669649).

42315261455 is a wasteful number, since it uses less digits than its factorization.

42315261455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496666.

The product of its digits is 144000, while the sum is 38.

The spelling of 42315261455 in words is "forty-two billion, three hundred fifteen million, two hundred sixty-one thousand, four hundred fifty-five".