4040400064002 has 64 divisors (see below), whose sum is σ = 8413367909760. Its totient is φ = 1291976179200.

The previous prime is 4040400063991. The next prime is 4040400064007. The reversal of 4040400064002 is 2004600040404.

It is not an unprimeable number, because it can be changed into a prime (4040400064007) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 98140302 + ... + 98181462.

It is an arithmetic number, because the mean of its divisors is an integer number (131458873590).

Almost surely, 2^{4040400064002} is an apocalyptic number.

4040400064002 is an abundant number, since it is smaller than the sum of its proper divisors (4372967845758).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4040400064002 is a wasteful number, since it uses less digits than its factorization.

4040400064002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44819.

The product of its (nonzero) digits is 3072, while the sum is 24.

The spelling of 4040400064002 in words is "four trillion, forty billion, four hundred million, sixty-four thousand, two".