1170856082487 has 64 divisors (see below), whose sum is σ = 1945473094656. Its totient is φ = 609865251840.

The previous prime is 1170856082471. The next prime is 1170856082563. The reversal of 1170856082487 is 7842806580711.

It is not a de Polignac number, because 1170856082487 - 2⁴ = 1170856082471 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1170856082467) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 53033683 + ... + 53055755.

It is an arithmetic number, because the mean of its divisors is an integer number (30398017104).

Almost surely, 2^{1170856082487} is an apocalyptic number.

1170856082487 is a deficient number, since it is larger than the sum of its proper divisors (774617012169).

1170856082487 is a wasteful number, since it uses less digits than its factorization.

1170856082487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24520.

The product of its (nonzero) digits is 6021120, while the sum is 57.

The spelling of 1170856082487 in words is "one trillion, one hundred seventy billion, eight hundred fifty-six million, eighty-two thousand, four hundred eighty-seven".