40513620630 has 32 divisors (see below), whose sum is σ = 111123074304. Its totient is φ = 9260256096.

The previous prime is 40513620619. The next prime is 40513620647. The reversal of 40513620630 is 3602631504.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96460792 + ... + 96461211.

It is an arithmetic number, because the mean of its divisors is an integer number (3472596072).

Almost surely, 2^40513620630 is an apocalyptic number.

40513620630 is an abundant number, since it is smaller than the sum of its proper divisors (70609453674).

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

40513620630 is a wasteful number, since it uses less digits than its factorization.

40513620630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192922020.

The product of its (nonzero) digits is 12960, while the sum is 30.

The spelling of 40513620630 in words is "forty billion, five hundred thirteen million, six hundred twenty thousand, six hundred thirty".