40626652505 has 8 divisors (see below), whose sum is σ = 48896649672. Its totient is φ = 32404877568.

The previous prime is 40626652499. The next prime is 40626652541. The reversal of 40626652505 is 50525662604.

It can be written as a sum of positive squares in 4 ways, for example, as 1368778009 + 39257874496 = 36997^2 + 198136^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40626652505 - 2¹⁸ = 40626390361 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12053702 + ... + 12057071.

It is an arithmetic number, because the mean of its divisors is an integer number (6112081209).

Almost surely, 2^40626652505 is an apocalyptic number.

It is an amenable number.

40626652505 is a deficient number, since it is larger than the sum of its proper divisors (8269997167).

40626652505 is a wasteful number, since it uses less digits than its factorization.

40626652505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24111115.

The product of its (nonzero) digits is 432000, while the sum is 41.

The spelling of 40626652505 in words is "forty billion, six hundred twenty-six million, six hundred fifty-two thousand, five hundred five".