51527247000 has 64 divisors (see below), whose sum is σ = 160765020000. Its totient is φ = 13740598400.

The previous prime is 51527246999. The next prime is 51527247017. The reversal of 51527247000 is 74272515.

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, 8584875 + ... + 8590874.

Almost surely, 2^51527247000 is an apocalyptic number.

51527247000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

51527247000 is an abundant number, since it is smaller than the sum of its proper divisors (109237773000).

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

51527247000 is a wasteful number, since it uses less digits than its factorization.

51527247000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17175773 (or 17175759 counting only the distinct ones).

The product of its (nonzero) digits is 19600, while the sum is 33.

The spelling of 51527247000 in words is "fifty-one billion, five hundred twenty-seven million, two hundred forty-seven thousand".