40553128763525 has 36 divisors (see below), whose sum is σ = 58822611808320. Its totient is φ = 27652508402400.

The previous prime is 40553128763449. The next prime is 40553128763561. The reversal of 40553128763525 is 52536782135504.

It is not a de Polignac number, because 40553128763525 - 2¹⁰ = 40553128762501 is a prime.

It is a super-2 number, since 2×40553128763525² (a number of 28 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 92251661 + ... + 92690210.

It is an arithmetic number, because the mean of its divisors is an integer number (1633961439120).

Almost surely, 2^{40553128763525} is an apocalyptic number.

It is an amenable number.

40553128763525 is a deficient number, since it is larger than the sum of its proper divisors (18269483044795).

40553128763525 is a wasteful number, since it uses less digits than its factorization.

40553128763525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184942074 (or 184942062 counting only the distinct ones).

The product of its (nonzero) digits is 30240000, while the sum is 56.

The spelling of 40553128763525 in words is "forty trillion, five hundred fifty-three billion, one hundred twenty-eight million, seven hundred sixty-three thousand, five hundred twenty-five".