40626555472536 has 128 divisors (see below), whose sum is σ = 113164472770560. Its totient is φ = 12048358492800.

The previous prime is 40626555472507. The next prime is 40626555472537. The reversal of 40626555472536 is 63527455562604.

It is a self number, because there is not a number n which added to its sum of digits gives 40626555472536.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40626555472537) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 207699021 + ... + 207894531.

It is an arithmetic number, because the mean of its divisors is an integer number (884097443520).

Almost surely, 2^{40626555472536} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40626555472536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56582236385280).

40626555472536 is an abundant number, since it is smaller than the sum of its proper divisors (72537917298024).

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

40626555472536 is a wasteful number, since it uses less digits than its factorization.

40626555472536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212325 (or 212321 counting only the distinct ones).

The product of its (nonzero) digits is 181440000, while the sum is 60.

The spelling of 40626555472536 in words is "forty trillion, six hundred twenty-six billion, five hundred fifty-five million, four hundred seventy-two thousand, five hundred thirty-six".