40464471153631 has 8 divisors (see below), whose sum is σ = 46245162076704. Its totient is φ = 34683793277280.

The previous prime is 40464471153583. The next prime is 40464471153683. The reversal of 40464471153631 is 13635117446404.

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

It is not a de Polignac number, because 40464471153631 - 2¹¹ = 40464471151583 is a prime.

It is a super-2 number, since 2×40464471153631² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40464471151631) 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, 4670421 + ... + 10136161.

It is an arithmetic number, because the mean of its divisors is an integer number (5780645259588).

Almost surely, 2^{40464471153631} is an apocalyptic number.

40464471153631 is a deficient number, since it is larger than the sum of its proper divisors (5780690923073).

40464471153631 is a wasteful number, since it uses less digits than its factorization.

40464471153631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6523361.

The product of its (nonzero) digits is 2903040, while the sum is 49.

The spelling of 40464471153631 in words is "forty trillion, four hundred sixty-four billion, four hundred seventy-one million, one hundred fifty-three thousand, six hundred thirty-one".