46042142478031 has 4 divisors (see below), whose sum is σ = 52619591403472. Its totient is φ = 39464693552592.

The previous prime is 46042142477909. The next prime is 46042142478049. The reversal of 46042142478031 is 13087424124064.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 46042142478031 - 2³⁵ = 46007782739663 is a prime.

It is a super-2 number, since 2×46042142478031² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46042142478061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3288724462710 + ... + 3288724462723.

It is an arithmetic number, because the mean of its divisors is an integer number (13154897850868).

Almost surely, 2^{46042142478031} is an apocalyptic number.

46042142478031 is a deficient number, since it is larger than the sum of its proper divisors (6577448925441).

46042142478031 is an equidigital number, since it uses as much as digits as its factorization.

46042142478031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6577448925440.

The product of its (nonzero) digits is 1032192, while the sum is 46.

The spelling of 46042142478031 in words is "forty-six trillion, forty-two billion, one hundred forty-two million, four hundred seventy-eight thousand, thirty-one".