27753900040 has 32 divisors (see below), whose sum is σ = 62552710080. Its totient is φ = 11082638272.

The previous prime is 27753900019. The next prime is 27753900043. The reversal of 27753900040 is 4000935772.

It is not an unprimeable number, because it can be changed into a prime (27753900043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 567532 + ... + 614491.

It is an arithmetic number, because the mean of its divisors is an integer number (1954772190).

Almost surely, 2^27753900040 is an apocalyptic number.

27753900040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27753900040 is an abundant number, since it is smaller than the sum of its proper divisors (34798810040).

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

27753900040 is a wasteful number, since it uses less digits than its factorization.

27753900040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1182621 (or 1182617 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 37.

The spelling of 27753900040 in words is "twenty-seven billion, seven hundred fifty-three million, nine hundred thousand, forty".