27377582040 has 160 divisors (see below), whose sum is σ = 92423430000. Its totient is φ = 7268610816.

The previous prime is 27377581991. The next prime is 27377582053. The reversal of 27377582040 is 4028577372.

27377582040 is a `hidden beast` number, since 27 + 3 + 7 + 7 + 582 + 0 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 723511 + ... + 760409.

Almost surely, 2^27377582040 is an apocalyptic number.

27377582040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27377582040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46211715000).

27377582040 is an abundant number, since it is smaller than the sum of its proper divisors (65045847960).

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

27377582040 is a wasteful number, since it uses less digits than its factorization.

27377582040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37151 (or 37138 counting only the distinct ones).

The product of its (nonzero) digits is 658560, while the sum is 45.

The spelling of 27377582040 in words is "twenty-seven billion, three hundred seventy-seven million, five hundred eighty-two thousand, forty".