40768605798 has 32 divisors (see below), whose sum is σ = 82095120000. Its totient is φ = 13496668416.

The previous prime is 40768605769. The next prime is 40768605803. The reversal of 40768605798 is 89750686704.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1452118 + ... + 1479926.

It is an arithmetic number, because the mean of its divisors is an integer number (2565472500).

Almost surely, 2^40768605798 is an apocalyptic number.

40768605798 is an abundant number, since it is smaller than the sum of its proper divisors (41326514202).

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

40768605798 is a wasteful number, since it uses less digits than its factorization.

40768605798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29476.

The product of its (nonzero) digits is 20321280, while the sum is 60.

The spelling of 40768605798 in words is "forty billion, seven hundred sixty-eight million, six hundred five thousand, seven hundred ninety-eight".