40548959947053 has 18 divisors (see below), whose sum is σ = 61815635159694. Its totient is φ = 25609869438192.

The previous prime is 40548959947049. The next prime is 40548959947063. The reversal of 40548959947053 is 35074995984504.

40548959947053 is a `hidden beast` number, since 4 + 0 + 5 + 489 + 5 + 9 + 94 + 7 + 0 + 53 = 666.

It can be written as a sum of positive squares in only one way, i.e., 37480622668164 + 3068337278889 = 6122142^2 + 1751667^2 .

It is not a de Polignac number, because 40548959947053 - 2² = 40548959947049 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40548959947033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 6240218350 + ... + 6240224847.

Almost surely, 2^{40548959947053} is an apocalyptic number.

It is an amenable number.

40548959947053 is a deficient number, since it is larger than the sum of its proper divisors (21266675212641).

40548959947053 is a wasteful number, since it uses less digits than its factorization.

40548959947053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12480443241 (or 12480443219 counting only the distinct ones).

The product of its (nonzero) digits is 979776000, while the sum is 72.

The spelling of 40548959947053 in words is "forty trillion, five hundred forty-eight billion, nine hundred fifty-nine million, nine hundred forty-seven thousand, fifty-three".