40521907002 has 32 divisors (see below), whose sum is σ = 83852121600. Its totient is φ = 13039403328.

The previous prime is 40521906983. The next prime is 40521907003. The reversal of 40521907002 is 20070912504.

It is not an unprimeable number, because it can be changed into a prime (40521907003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1319223 + ... + 1349589.

It is an arithmetic number, because the mean of its divisors is an integer number (2620378800).

Almost surely, 2^40521907002 is an apocalyptic number.

40521907002 is an abundant number, since it is smaller than the sum of its proper divisors (43330214598).

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

40521907002 is a wasteful number, since it uses less digits than its factorization.

40521907002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38070.

The product of its (nonzero) digits is 5040, while the sum is 30.

The spelling of 40521907002 in words is "forty billion, five hundred twenty-one million, nine hundred seven thousand, two".