40542974901 has 32 divisors (see below), whose sum is σ = 70564314240. Its totient is φ = 22681382400.

The previous prime is 40542974887. The next prime is 40542974963. The reversal of 40542974901 is 10947924504.

40542974901 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40542974901 - 2⁹ = 40542974389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40542974971) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5246460 + ... + 5254181.

It is an arithmetic number, because the mean of its divisors is an integer number (2205134820).

Almost surely, 2^40542974901 is an apocalyptic number.

It is an amenable number.

40542974901 is a deficient number, since it is larger than the sum of its proper divisors (30021339339).

40542974901 is a wasteful number, since it uses less digits than its factorization.

40542974901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10500674 (or 10500668 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The spelling of 40542974901 in words is "forty billion, five hundred forty-two million, nine hundred seventy-four thousand, nine hundred one".