40693011377 has 4 divisors (see below), whose sum is σ = 40847737920. Its totient is φ = 40538284836.

The previous prime is 40693011277. The next prime is 40693011419. The reversal of 40693011377 is 77311039604.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40693011377 is a prime.

It is a super-2 number, since 2×40693011377² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40693011277) 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, 77362877 + ... + 77363402.

It is an arithmetic number, because the mean of its divisors is an integer number (10211934480).

Almost surely, 2^40693011377 is an apocalyptic number.

It is an amenable number.

40693011377 is a deficient number, since it is larger than the sum of its proper divisors (154726543).

40693011377 is a wasteful number, since it uses less digits than its factorization.

40693011377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154726542.

The product of its (nonzero) digits is 95256, while the sum is 41.

The spelling of 40693011377 in words is "forty billion, six hundred ninety-three million, eleven thousand, three hundred seventy-seven".