40065126522 has 16 divisors (see below), whose sum is σ = 80217456960. Its totient is φ = 13340508192.

The previous prime is 40065126467. The next prime is 40065126539. The reversal of 40065126522 is 22562156004.

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, 3627523 + ... + 3638550.

It is an arithmetic number, because the mean of its divisors is an integer number (5013591060).

Almost surely, 2^40065126522 is an apocalyptic number.

40065126522 is an abundant number, since it is smaller than the sum of its proper divisors (40152330438).

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

40065126522 is a wasteful number, since it uses less digits than its factorization.

40065126522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7266997.

The product of its (nonzero) digits is 28800, while the sum is 33.

The spelling of 40065126522 in words is "forty billion, sixty-five million, one hundred twenty-six thousand, five hundred twenty-two".