41531653881 has 8 divisors (see below), whose sum is σ = 61528376160. Its totient is φ = 27687769236.

The previous prime is 41531653843. The next prime is 41531653907. The reversal of 41531653881 is 18835613514.

41531653881 is a `hidden beast` number, since 4 + 1 + 5 + 31 + 6 + 538 + 81 = 666.

It is not a de Polignac number, because 41531653881 - 2¹³ = 41531645689 is a prime.

It is a super-2 number, since 2×41531653881² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (41531653811) 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, 769104675 + ... + 769104728.

It is an arithmetic number, because the mean of its divisors is an integer number (7691047020).

Almost surely, 2^41531653881 is an apocalyptic number.

It is an amenable number.

41531653881 is a deficient number, since it is larger than the sum of its proper divisors (19996722279).

41531653881 is a wasteful number, since it uses less digits than its factorization.

41531653881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1538209412 (or 1538209406 counting only the distinct ones).

The product of its digits is 345600, while the sum is 45.

The spelling of 41531653881 in words is "forty-one billion, five hundred thirty-one million, six hundred fifty-three thousand, eight hundred eighty-one".