40889969690724 has 72 divisors (see below), whose sum is σ = 128865359034048. Its totient is φ = 10620771347520.

The previous prime is 40889969690723. The next prime is 40889969690753. The reversal of 40889969690724 is 42709696998804.

40889969690724 is a `hidden beast` number, since 408 + 8 + 99 + 69 + 69 + 0 + 7 + 2 + 4 = 666.

It is not an unprimeable number, because it can be changed into a prime (40889969690723) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 7375532887 + ... + 7375538430.

Almost surely, 2^{40889969690724} is an apocalyptic number.

40889969690724 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

40889969690724 is an abundant number, since it is smaller than the sum of its proper divisors (87975389343324).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40889969690724 is a wasteful number, since it uses less digits than its factorization.

40889969690724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14751071345 (or 14751071340 counting only the distinct ones).

The product of its (nonzero) digits is 3386105856, while the sum is 81.

The spelling of 40889969690724 in words is "forty trillion, eight hundred eighty-nine billion, nine hundred sixty-nine million, six hundred ninety thousand, seven hundred twenty-four".