40351376377 has 16 divisors (see below), whose sum is σ = 43862389648. Its totient is φ = 36900126720.

The previous prime is 40351376357. The next prime is 40351376389. The reversal of 40351376377 is 77367315304.

It can be written as a sum of positive squares in 8 ways, for example, as 828345961 + 39523030416 = 28781^2 + 198804^2 .

It is a cyclic number.

It is not a de Polignac number, because 40351376377 - 2¹⁵ = 40351343609 is a prime.

It is a super-2 number, since 2×40351376377² (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 (40351376357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 571303 + ... + 638035.

It is an arithmetic number, because the mean of its divisors is an integer number (2741399353).

Almost surely, 2^40351376377 is an apocalyptic number.

It is an amenable number.

40351376377 is a deficient number, since it is larger than the sum of its proper divisors (3511013271).

40351376377 is a wasteful number, since it uses less digits than its factorization.

40351376377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67180.

The product of its (nonzero) digits is 1111320, while the sum is 46.

The spelling of 40351376377 in words is "forty billion, three hundred fifty-one million, three hundred seventy-six thousand, three hundred seventy-seven".