40854188537 has 8 divisors (see below), whose sum is σ = 43778550816. Its totient is φ = 37987734592.

The previous prime is 40854188513. The next prime is 40854188539. The reversal of 40854188537 is 73588145804.

40854188537 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40854188537 - 2²⁰ = 40853139961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40854188539) 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, 14475623 + ... + 14478444.

It is an arithmetic number, because the mean of its divisors is an integer number (5472318852).

Almost surely, 2^40854188537 is an apocalyptic number.

It is an amenable number.

40854188537 is a deficient number, since it is larger than the sum of its proper divisors (2924362279).

40854188537 is a wasteful number, since it uses less digits than its factorization.

40854188537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28954167.

The product of its (nonzero) digits is 4300800, while the sum is 53.

The spelling of 40854188537 in words is "forty billion, eight hundred fifty-four million, one hundred eighty-eight thousand, five hundred thirty-seven".