27020061528 has 64 divisors (see below), whose sum is σ = 73830942720. Its totient is φ = 8203430400.

The previous prime is 27020061503. The next prime is 27020061547. The reversal of 27020061528 is 82516002072.

It is a congruent number.

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, 1055508 + ... + 1080803.

It is an arithmetic number, because the mean of its divisors is an integer number (1153608480).

Almost surely, 2^27020061528 is an apocalyptic number.

It is an amenable number.

27020061528 is an abundant number, since it is smaller than the sum of its proper divisors (46810881192).

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

27020061528 is a wasteful number, since it uses less digits than its factorization.

27020061528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2136368 (or 2136364 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 33.

The spelling of 27020061528 in words is "twenty-seven billion, twenty million, sixty-one thousand, five hundred twenty-eight".