40187058552 has 128 divisors (see below), whose sum is σ = 112337280000. Its totient is φ = 13311192960.

The previous prime is 40187058521. The next prime is 40187058563. The reversal of 40187058552 is 25585078104.

40187058552 is a `hidden beast` number, since 4 + 0 + 18 + 7 + 0 + 585 + 52 = 666.

It is a super-2 number, since 2×40187058552² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40187058498 and 40187058507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34027402 + ... + 34028582.

It is an arithmetic number, because the mean of its divisors is an integer number (877635000).

Almost surely, 2^40187058552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40187058552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56168640000).

40187058552 is an abundant number, since it is smaller than the sum of its proper divisors (72150221448).

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

40187058552 is a wasteful number, since it uses less digits than its factorization.

40187058552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2058 (or 2048 counting only the distinct ones).

The product of its (nonzero) digits is 448000, while the sum is 45.

The spelling of 40187058552 in words is "forty billion, one hundred eighty-seven million, fifty-eight thousand, five hundred fifty-two".