40077071799 has 4 divisors (see below), whose sum is σ = 53436095736. Its totient is φ = 26718047864.

The previous prime is 40077071789. The next prime is 40077071857. The reversal of 40077071799 is 99717077004.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40077071799 - 2¹⁵ = 40077039031 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40077071789) 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, 6679511964 + ... + 6679511969.

It is an arithmetic number, because the mean of its divisors is an integer number (13359023934).

Almost surely, 2^40077071799 is an apocalyptic number.

40077071799 is a deficient number, since it is larger than the sum of its proper divisors (13359023937).

40077071799 is a wasteful number, since it uses less digits than its factorization.

40077071799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13359023936.

The product of its (nonzero) digits is 777924, while the sum is 51.

The spelling of 40077071799 in words is "forty billion, seventy-seven million, seventy-one thousand, seven hundred ninety-nine".