40054472742 has 16 divisors (see below), whose sum is σ = 80218243440. Its totient is φ = 13333274592.

The previous prime is 40054472737. The next prime is 40054472749. The reversal of 40054472742 is 24727445004.

It is a self number, because there is not a number n which added to its sum of digits gives 40054472742.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40054472749) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4549317 + ... + 4558112.

It is an arithmetic number, because the mean of its divisors is an integer number (5013640215).

Almost surely, 2^40054472742 is an apocalyptic number.

40054472742 is an abundant number, since it is smaller than the sum of its proper divisors (40163770698).

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

40054472742 is a wasteful number, since it uses less digits than its factorization.

40054472742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9108167.

The product of its (nonzero) digits is 250880, while the sum is 39.

The spelling of 40054472742 in words is "forty billion, fifty-four million, four hundred seventy-two thousand, seven hundred forty-two".