40061216004 has 24 divisors (see below), whose sum is σ = 93998388960. Its totient is φ = 13279136064.

The previous prime is 40061215973. The next prime is 40061216011.

40061216004 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9323089 + ... + 9327384.

It is an arithmetic number, because the mean of its divisors is an integer number (3916599540).

Almost surely, 2^40061216004 is an apocalyptic number.

It is an amenable number.

40061216004 is an abundant number, since it is smaller than the sum of its proper divisors (53937172956).

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

40061216004 is a wasteful number, since it uses less digits than its factorization.

40061216004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18650659 (or 18650657 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The spelling of 40061216004 in words is "forty billion, sixty-one million, two hundred sixteen thousand, four".