40205400254013 has 8 divisors (see below), whose sum is σ = 53630119202400. Its totient is φ = 26792140737488.

The previous prime is 40205400253999. The next prime is 40205400254023. The reversal of 40205400254013 is 31045200450204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40205400254013 - 2³⁸ = 39930522347069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40205400254023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2864849778 + ... + 2864863811.

It is an arithmetic number, because the mean of its divisors is an integer number (6703764900300).

Almost surely, 2^{40205400254013} is an apocalyptic number.

It is an amenable number.

40205400254013 is a deficient number, since it is larger than the sum of its proper divisors (13424718948387).

40205400254013 is a wasteful number, since it uses less digits than its factorization.

40205400254013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5729715931.

The product of its (nonzero) digits is 19200, while the sum is 30.

The spelling of 40205400254013 in words is "forty trillion, two hundred five billion, four hundred million, two hundred fifty-four thousand, thirteen".