40780615360 has 56 divisors (see below), whose sum is σ = 97162168896. Its totient is φ = 16303288320.

The previous prime is 40780615331. The next prime is 40780615361. The reversal of 40780615360 is 6351608704.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (40780615361) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 564664 + ... + 632776.

Almost surely, 2^40780615360 is an apocalyptic number.

40780615360 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40780615360 is an abundant number, since it is smaller than the sum of its proper divisors (56381553536).

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

40780615360 is a wasteful number, since it uses less digits than its factorization.

40780615360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70001 (or 69991 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 40.

The spelling of 40780615360 in words is "forty billion, seven hundred eighty million, six hundred fifteen thousand, three hundred sixty".