40002246537 has 16 divisors (see below), whose sum is σ = 58609801152. Its totient is φ = 24066821120.

The previous prime is 40002246523. The next prime is 40002246539. The reversal of 40002246537 is 73564220004.

It is a cyclic number.

It is not a de Polignac number, because 40002246537 - 2⁴ = 40002246521 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 40002246498 and 40002246507.

It is not an unprimeable number, because it can be changed into a prime (40002246539) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4419528 + ... + 4428569.

It is an arithmetic number, because the mean of its divisors is an integer number (3663112572).

Almost surely, 2^40002246537 is an apocalyptic number.

It is an amenable number.

40002246537 is a deficient number, since it is larger than the sum of its proper divisors (18607554615).

40002246537 is a wasteful number, since it uses less digits than its factorization.

40002246537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8848248.

The product of its (nonzero) digits is 40320, while the sum is 33.

The spelling of 40002246537 in words is "forty billion, two million, two hundred forty-six thousand, five hundred thirty-seven".