40456613578142 has 4 divisors (see below), whose sum is σ = 60684920367216. Its totient is φ = 20228306789070.

The previous prime is 40456613578141. The next prime is 40456613578207. The reversal of 40456613578142 is 24187531665404.

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

It is a super-2 number, since 2×40456613578142² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40456613578141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10114153394534 + ... + 10114153394537.

It is an arithmetic number, because the mean of its divisors is an integer number (15171230091804).

Almost surely, 2^{40456613578142} is an apocalyptic number.

40456613578142 is a deficient number, since it is larger than the sum of its proper divisors (20228306789074).

40456613578142 is a wasteful number, since it uses less digits than its factorization.

40456613578142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20228306789073.

The product of its (nonzero) digits is 19353600, while the sum is 56.

The spelling of 40456613578142 in words is "forty trillion, four hundred fifty-six billion, six hundred thirteen million, five hundred seventy-eight thousand, one hundred forty-two".