863490454346115 has 16 divisors (see below), whose sum is σ = 1535094141060000. Its totient is φ = 460528242317856.

The previous prime is 863490454346101. The next prime is 863490454346137. The reversal of 863490454346115 is 511643454094368.

863490454346115 is a `hidden beast` number, since 8 + 6 + 3 + 4 + 9 + 0 + 4 + 5 + 4 + 3 + 4 + 611 + 5 = 666.

It is not a de Polignac number, because 863490454346115 - 2⁸ = 863490454345859 is a prime.

It is a super-2 number, since 2×863490454346115² (a number of 31 digits) contains 22 as substring.

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, 3198112793740 + ... + 3198112794009.

It is an arithmetic number, because the mean of its divisors is an integer number (95943383816250).

Almost surely, 2^{863490454346115} is an apocalyptic number.

863490454346115 is a deficient number, since it is larger than the sum of its proper divisors (671603686713885).

863490454346115 is a wasteful number, since it uses less digits than its factorization.

863490454346115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6396225587763 (or 6396225587757 counting only the distinct ones).

The product of its (nonzero) digits is 149299200, while the sum is 63.

The spelling of 863490454346115 in words is "eight hundred sixty-three trillion, four hundred ninety billion, four hundred fifty-four million, three hundred forty-six thousand, one hundred fifteen".