40004155460357 has 16 divisors (see below), whose sum is σ = 44131686580800. Its totient is φ = 35958430823040.

The previous prime is 40004155460351. The next prime is 40004155460411. The reversal of 40004155460357 is 75306455140004.

It is not a de Polignac number, because 40004155460357 - 2¹⁸ = 40004155198213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40004155460351) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167748998 + ... + 167987304.

It is an arithmetic number, because the mean of its divisors is an integer number (2758230411300).

Almost surely, 2^{40004155460357} is an apocalyptic number.

It is an amenable number.

40004155460357 is a deficient number, since it is larger than the sum of its proper divisors (4127531120443).

40004155460357 is a wasteful number, since it uses less digits than its factorization.

40004155460357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409876.

The product of its (nonzero) digits is 1008000, while the sum is 44.

The spelling of 40004155460357 in words is "forty trillion, four billion, one hundred fifty-five million, four hundred sixty thousand, three hundred fifty-seven".