43687683054 has 12 divisors (see below), whose sum is σ = 94656646656. Its totient is φ = 14562561012.

The previous prime is 43687683049. The next prime is 43687683107. The reversal of 43687683054 is 45038678634.

43687683054 is a `hidden beast` number, since 436 + 87 + 6 + 83 + 0 + 54 = 666.

It is a super-2 number, since 2×43687683054² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1213546734 + ... + 1213546769.

It is an arithmetic number, because the mean of its divisors is an integer number (7888053888).

Almost surely, 2^43687683054 is an apocalyptic number.

43687683054 is an abundant number, since it is smaller than the sum of its proper divisors (50968963602).

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

43687683054 is a wasteful number, since it uses less digits than its factorization.

43687683054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2427093511 (or 2427093508 counting only the distinct ones).

The product of its (nonzero) digits is 11612160, while the sum is 54.

The spelling of 43687683054 in words is "forty-three billion, six hundred eighty-seven million, six hundred eighty-three thousand, fifty-four".