40231541501 has 4 divisors (see below), whose sum is σ = 40740801600. Its totient is φ = 39722281404.

The previous prime is 40231541489. The next prime is 40231541503. The reversal of 40231541501 is 10514513204.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40231541501 - 2³⁴ = 23051672317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40231541503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 254629931 + ... + 254630088.

It is an arithmetic number, because the mean of its divisors is an integer number (10185200400).

Almost surely, 2^40231541501 is an apocalyptic number.

It is an amenable number.

40231541501 is a deficient number, since it is larger than the sum of its proper divisors (509260099).

40231541501 is an equidigital number, since it uses as much as digits as its factorization.

40231541501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 509260098.

The product of its (nonzero) digits is 2400, while the sum is 26.

The spelling of 40231541501 in words is "forty billion, two hundred thirty-one million, five hundred forty-one thousand, five hundred one".