40368324965 has 32 divisors (see below), whose sum is σ = 50207351040. Its totient is φ = 31138297344.

The previous prime is 40368324917. The next prime is 40368324989. The reversal of 40368324965 is 56942386304.

It is a cyclic number.

It is not a de Polignac number, because 40368324965 - 2¹⁴ = 40368308581 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15249272 + ... + 15251918.

It is an arithmetic number, because the mean of its divisors is an integer number (1568979720).

Almost surely, 2^40368324965 is an apocalyptic number.

It is an amenable number.

40368324965 is a deficient number, since it is larger than the sum of its proper divisors (9839026075).

40368324965 is a wasteful number, since it uses less digits than its factorization.

40368324965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3581.

The product of its (nonzero) digits is 3732480, while the sum is 50.

The spelling of 40368324965 in words is "forty billion, three hundred sixty-eight million, three hundred twenty-four thousand, nine hundred sixty-five".