40504531501 has 8 divisors (see below), whose sum is σ = 48303540864. Its totient is φ = 33208684080.

The previous prime is 40504531469. The next prime is 40504531541. The reversal of 40504531501 is 10513540504.

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 40504531501 - 2⁵ = 40504531469 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40504531501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40504531541) 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, 125790310 + ... + 125790631.

It is an arithmetic number, because the mean of its divisors is an integer number (6037942608).

Almost surely, 2^40504531501 is an apocalyptic number.

It is an amenable number.

40504531501 is a deficient number, since it is larger than the sum of its proper divisors (7799009363).

40504531501 is a wasteful number, since it uses less digits than its factorization.

40504531501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251580971.

The product of its (nonzero) digits is 6000, while the sum is 28.

The spelling of 40504531501 in words is "forty billion, five hundred four million, five hundred thirty-one thousand, five hundred one".