61051055000500 has 48 divisors (see below), whose sum is σ = 133581965903568. Its totient is φ = 24375282480000.

The previous prime is 61051055000447. The next prime is 61051055000513. The reversal of 61051055000500 is 500055015016.

It can be written as a sum of positive squares in 8 ways, for example, as 40996385676964 + 20054669323536 = 6402842^2 + 4478244^2 .

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, 112578031 + ... + 113119030.

It is an arithmetic number, because the mean of its divisors is an integer number (2782957622991).

Almost surely, 2^{61051055000500} is an apocalyptic number.

It is an amenable number.

61051055000500 is an abundant number, since it is smaller than the sum of its proper divisors (72530910903068).

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

61051055000500 is a wasteful number, since it uses less digits than its factorization.

61051055000500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225697621 (or 225697609 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 28.

The spelling of 61051055000500 in words is "sixty-one trillion, fifty-one billion, fifty-five million, five hundred", and thus it is an aban number.