40613009152 has 72 divisors (see below), whose sum is σ = 84118620656. Its totient is φ = 19553550336.

The previous prime is 40613009147. The next prime is 40613009167. The reversal of 40613009152 is 25190031604.

It is a congruent number.

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, 896683 + ... + 940885.

Almost surely, 2^40613009152 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40613009152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42059310328).

40613009152 is an abundant number, since it is smaller than the sum of its proper divisors (43505611504).

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

40613009152 is an equidigital number, since it uses as much as digits as its factorization.

40613009152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44353 (or 44339 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 31.

The spelling of 40613009152 in words is "forty billion, six hundred thirteen million, nine thousand, one hundred fifty-two".