40142272674 has 64 divisors (see below), whose sum is σ = 92513203200. Its totient is φ = 11374534080.

The previous prime is 40142272657. The next prime is 40142272717. The reversal of 40142272674 is 47627224104.

It is a super-2 number, since 2×40142272674² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4319637 + ... + 4328919.

It is an arithmetic number, because the mean of its divisors is an integer number (1445518800).

Almost surely, 2^40142272674 is an apocalyptic number.

40142272674 is an abundant number, since it is smaller than the sum of its proper divisors (52370930526).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40142272674 is a wasteful number, since it uses less digits than its factorization.

40142272674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10135.

The product of its (nonzero) digits is 150528, while the sum is 39.

Adding to 40142272674 its reverse (47627224104), we get a palindrome (87769496778).

The spelling of 40142272674 in words is "forty billion, one hundred forty-two million, two hundred seventy-two thousand, six hundred seventy-four".