40554332321531 has 8 divisors (see below), whose sum is σ = 46348475808000. Its totient is φ = 34760355695208.

The previous prime is 40554332321527. The next prime is 40554332321533. The reversal of 40554332321531 is 13512323345504.

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 40554332321531 - 2² = 40554332321527 is a prime.

It is a super-2 number, since 2×40554332321531² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40554332321533) 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, 41193791 + ... + 42166776.

It is an arithmetic number, because the mean of its divisors is an integer number (5793559476000).

Almost surely, 2^{40554332321531} is an apocalyptic number.

40554332321531 is a deficient number, since it is larger than the sum of its proper divisors (5794143486469).

40554332321531 is an equidigital number, since it uses as much as digits as its factorization.

40554332321531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83430073.

The product of its (nonzero) digits is 648000, while the sum is 41.

The spelling of 40554332321531 in words is "forty trillion, five hundred fifty-four billion, three hundred thirty-two million, three hundred twenty-one thousand, five hundred thirty-one".