976857142463 has 4 divisors (see below), whose sum is σ = 977273360040. Its totient is φ = 976440924888.

The previous prime is 976857142453. The next prime is 976857142531. The reversal of 976857142463 is 364241758679.

It is a happy number.

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 976857142463 - 2⁸ = 976857142207 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 976857142396 and 976857142405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (976857142423) 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, 208105268 + ... + 208109961.

It is an arithmetic number, because the mean of its divisors is an integer number (244318340010).

Almost surely, 2^976857142463 is an apocalyptic number.

976857142463 is a deficient number, since it is larger than the sum of its proper divisors (416217577).

976857142463 is a wasteful number, since it uses less digits than its factorization.

976857142463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416217576.

The product of its digits is 60963840, while the sum is 62.

The spelling of 976857142463 in words is "nine hundred seventy-six billion, eight hundred fifty-seven million, one hundred forty-two thousand, four hundred sixty-three".