40245406364 has 24 divisors (see below), whose sum is σ = 70765682400. Its totient is φ = 20026863680.

The previous prime is 40245406307. The next prime is 40245406367. The reversal of 40245406364 is 46360454204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40245406367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 703394 + ... + 758454.

It is an arithmetic number, because the mean of its divisors is an integer number (2948570100).

Almost surely, 2^40245406364 is an apocalyptic number.

It is an amenable number.

40245406364 is a deficient number, since it is larger than the sum of its proper divisors (30520276036).

40245406364 is a wasteful number, since it uses less digits than its factorization.

40245406364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55933 (or 55931 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 38.

The spelling of 40245406364 in words is "forty billion, two hundred forty-five million, four hundred six thousand, three hundred sixty-four".