1078586102500 has 45 divisors (see below), whose sum is σ = 2358765649471. Its totient is φ = 431413670000.

The previous prime is 1078586102411. The next prime is 1078586102501. The reversal of 1078586102500 is 52016858701.

The square root of 1078586102500 is 1038550.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 2 ways, for example, as 84561150436 + 994024952064 = 290794^2 + 997008^2 .

It is a super-2 number, since 2×1078586102500² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1078586102501) by changing a digit.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 51917115 + ... + 51937885.

Almost surely, 2^{1078586102500} is an apocalyptic number.

1078586102500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1078586102500 is the 1038550-th square number.

It is an amenable number.

1078586102500 is an abundant number, since it is smaller than the sum of its proper divisors (1280179546971).

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

1078586102500 is an frugal number, since it uses more digits than its factorization.

1078586102500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41566 (or 20778 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 43.

The spelling of 1078586102500 in words is "one trillion, seventy-eight billion, five hundred eighty-six million, one hundred two thousand, five hundred".