40748705216 has 28 divisors (see below), whose sum is σ = 82581158688. Its totient is φ = 19940854272.

The previous prime is 40748705213. The next prime is 40748705279. The reversal of 40748705216 is 61250784704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40748705213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6770381 + ... + 6776396.

It is an arithmetic number, because the mean of its divisors is an integer number (2949327096).

Almost surely, 2^40748705216 is an apocalyptic number.

It is an amenable number.

40748705216 is an abundant number, since it is smaller than the sum of its proper divisors (41832453472).

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

40748705216 is a wasteful number, since it uses less digits than its factorization.

40748705216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13546836 (or 13546826 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 44.

The spelling of 40748705216 in words is "forty billion, seven hundred forty-eight million, seven hundred five thousand, two hundred sixteen".