40736031780 has 24 divisors (see below), whose sum is σ = 114060889152. Its totient is φ = 10862941792.

The previous prime is 40736031767. The next prime is 40736031793. The reversal of 40736031780 is 8713063704.

It is an interprime number because it is at equal distance from previous prime (40736031767) and next prime (40736031793).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 339466872 + ... + 339466991.

It is an arithmetic number, because the mean of its divisors is an integer number (4752537048).

Almost surely, 2^40736031780 is an apocalyptic number.

It is an amenable number.

40736031780 is an abundant number, since it is smaller than the sum of its proper divisors (73324857372).

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

40736031780 is a wasteful number, since it uses less digits than its factorization.

40736031780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 678933875 (or 678933873 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 39.

The spelling of 40736031780 in words is "forty billion, seven hundred thirty-six million, thirty-one thousand, seven hundred eighty".