40477214017218 has 64 divisors (see below), whose sum is σ = 89008645074048. Its totient is φ = 12169433886720.

The previous prime is 40477214017193. The next prime is 40477214017249. The reversal of 40477214017218 is 81271041277404.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14808046 + ... + 17327222.

It is an arithmetic number, because the mean of its divisors is an integer number (1390760079282).

Almost surely, 2^{40477214017218} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40477214017218, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44504322537024).

40477214017218 is an abundant number, since it is smaller than the sum of its proper divisors (48531431056830).

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

40477214017218 is a wasteful number, since it uses less digits than its factorization.

40477214017218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2521107.

The product of its (nonzero) digits is 702464, while the sum is 48.

The spelling of 40477214017218 in words is "forty trillion, four hundred seventy-seven billion, two hundred fourteen million, seventeen thousand, two hundred eighteen".