245791859076 has 63 divisors (see below), whose sum is σ = 644978863893. Its totient is φ = 81921695760.

The previous prime is 245791859039. The next prime is 245791859077. The reversal of 245791859076 is 670958197542.

The square root of 245791859076 is 495774.

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

245791859076 is a `hidden beast` number, since 2 + 4 + 579 + 1 + 8 + 59 + 0 + 7 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 158861233476 + 86930625600 = 398574^2 + 294840^2 .

It is not an unprimeable number, because it can be changed into a prime (245791859077) by changing a digit.

It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 26767206 + ... + 26776386.

Almost surely, 2^245791859076 is an apocalyptic number.

245791859076 is the 495774-th square number.

It is an amenable number.

245791859076 is an abundant number, since it is smaller than the sum of its proper divisors (399187004817).

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

245791859076 is an frugal number, since it uses more digits than its factorization.

245791859076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18384 (or 9186 counting only the distinct ones).

The product of its (nonzero) digits is 38102400, while the sum is 63.

The spelling of 245791859076 in words is "two hundred forty-five billion, seven hundred ninety-one million, eight hundred fifty-nine thousand, seventy-six".