40427757171684 has 48 divisors (see below), whose sum is σ = 104815740032640. Its totient is φ = 13475528681760.

The previous prime is 40427757171661. The next prime is 40427757171701. The reversal of 40427757171684 is 48617175772404.

40427757171684 is a `hidden beast` number, since 4 + 0 + 42 + 7 + 7 + 571 + 7 + 16 + 8 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1664419 + ... + 9144714.

It is an arithmetic number, because the mean of its divisors is an integer number (2183661250680).

Almost surely, 2^{40427757171684} is an apocalyptic number.

It is an amenable number.

40427757171684 is an abundant number, since it is smaller than the sum of its proper divisors (64387982860956).

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

40427757171684 is a wasteful number, since it uses less digits than its factorization.

40427757171684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10843777 (or 10843769 counting only the distinct ones).

The product of its (nonzero) digits is 73758720, while the sum is 63.

The spelling of 40427757171684 in words is "forty trillion, four hundred twenty-seven billion, seven hundred fifty-seven million, one hundred seventy-one thousand, six hundred eighty-four".