40353761064 has 32 divisors (see below), whose sum is σ = 101863869120. Its totient is φ = 13320658176.

The previous prime is 40353761057. The next prime is 40353761083. The reversal of 40353761064 is 46016735304.

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, 8159697 + ... + 8164640.

It is an arithmetic number, because the mean of its divisors is an integer number (3183245910).

Almost surely, 2^40353761064 is an apocalyptic number.

It is an amenable number.

40353761064 is an abundant number, since it is smaller than the sum of its proper divisors (61510108056).

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

40353761064 is a wasteful number, since it uses less digits than its factorization.

40353761064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16324449 (or 16324445 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 39.

The spelling of 40353761064 in words is "forty billion, three hundred fifty-three million, seven hundred sixty-one thousand, sixty-four".