40406703740536 has 64 divisors (see below), whose sum is σ = 87484095276480. Its totient is φ = 17137521561600.

The previous prime is 40406703740531. The next prime is 40406703740549. The reversal of 40406703740536 is 63504730760404.

It is a self number, because there is not a number n which added to its sum of digits gives 40406703740536.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40406703740531) 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, 86532486 + ... + 86998186.

It is an arithmetic number, because the mean of its divisors is an integer number (1366938988695).

Almost surely, 2^{40406703740536} is an apocalyptic number.

It is an amenable number.

40406703740536 is an abundant number, since it is smaller than the sum of its proper divisors (47077391535944).

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

40406703740536 is a wasteful number, since it uses less digits than its factorization.

40406703740536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481784 (or 481780 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 49.

The spelling of 40406703740536 in words is "forty trillion, four hundred six billion, seven hundred three million, seven hundred forty thousand, five hundred thirty-six".