40120455134403 has 24 divisors (see below), whose sum is σ = 66230857731168. Its totient is φ = 22925882587392.

The previous prime is 40120455134393. The next prime is 40120455134411. The reversal of 40120455134403 is 30443155402104.

40120455134403 is a `hidden beast` number, since 4 + 0 + 1 + 204 + 5 + 5 + 1 + 3 + 440 + 3 = 666.

It is not a de Polignac number, because 40120455134403 - 2¹⁴ = 40120455118019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40120455134413) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16550875 + ... + 18819467.

It is an arithmetic number, because the mean of its divisors is an integer number (2759619072132).

Almost surely, 2^{40120455134403} is an apocalyptic number.

40120455134403 is a deficient number, since it is larger than the sum of its proper divisors (26110402596765).

40120455134403 is a wasteful number, since it uses less digits than its factorization.

40120455134403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2549323 (or 2549320 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

The spelling of 40120455134403 in words is "forty trillion, one hundred twenty billion, four hundred fifty-five million, one hundred thirty-four thousand, four hundred three".