40455952976401 has 4 divisors (see below), whose sum is σ = 40813970259492. Its totient is φ = 40097935693312.

The previous prime is 40455952976377. The next prime is 40455952976429. The reversal of 40455952976401 is 10467925955404.

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

It can be written as a sum of positive squares in 2 ways, for example, as 5952253196176 + 34503699780225 = 2439724^2 + 5873985^2 .

It is a cyclic number.

It is not a de Polignac number, because 40455952976401 - 2¹³ = 40455952968209 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40455952976401.

It is not an unprimeable number, because it can be changed into a prime (40455952926401) 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, 179008641376 + ... + 179008641601.

It is an arithmetic number, because the mean of its divisors is an integer number (10203492564873).

Almost surely, 2^{40455952976401} is an apocalyptic number.

It is an amenable number.

40455952976401 is a deficient number, since it is larger than the sum of its proper divisors (358017283091).

40455952976401 is a wasteful number, since it uses less digits than its factorization.

40455952976401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358017283090.

The product of its (nonzero) digits is 54432000, while the sum is 61.

The spelling of 40455952976401 in words is "forty trillion, four hundred fifty-five billion, nine hundred fifty-two million, nine hundred seventy-six thousand, four hundred one".