715863721126063 has 4 divisors (see below), whose sum is σ = 716501177690968. Its totient is φ = 715226264561160.

The previous prime is 715863721126051. The next prime is 715863721126079. The reversal of 715863721126063 is 360621127368517.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 715863721126063 - 2⁹ = 715863721125551 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 715863721125989 and 715863721126007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (715863721126033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 318728280768 + ... + 318728283013.

It is an arithmetic number, because the mean of its divisors is an integer number (179125294422742).

Almost surely, 2^{715863721126063} is an apocalyptic number.

715863721126063 is a deficient number, since it is larger than the sum of its proper divisors (637456564905).

715863721126063 is a wasteful number, since it uses less digits than its factorization.

715863721126063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 637456564904.

The product of its (nonzero) digits is 15240960, while the sum is 58.

The spelling of 715863721126063 in words is "seven hundred fifteen trillion, eight hundred sixty-three billion, seven hundred twenty-one million, one hundred twenty-six thousand, sixty-three".