870464124169641 has 49 divisors (see below), whose sum is σ = 1317894249911149. Its totient is φ = 574675344111996.

The previous prime is 870464124169613. The next prime is 870464124169657. The reversal of 870464124169641 is 146961421464078.

The square root of 870464124169641 is 29503629.

The cubic root of 870464124169641 is 95481.

It is a perfect power (a square, a cube, a 6-th power), and thus also a powerful number.

870464124169641 is a `hidden beast` number, since 8 + 7 + 0 + 464 + 1 + 2 + 4 + 169 + 6 + 4 + 1 = 666.

It is not a de Polignac number, because 870464124169641 - 2⁷ = 870464124169513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (870464124169441) by changing a digit.

It is a polite number, since it can be written in 48 ways as a sum of consecutive naturals, for example, 8451108001596 + ... + 8451108001698.

Almost surely, 2^{870464124169641} is an apocalyptic number.

870464124169641 is a gapful number since it is divisible by the number (81) formed by its first and last digit.

870464124169641 is the 29503629-th square number.

870464124169641 is the 14751815-th centered octagonal number.

It is an amenable number.

870464124169641 is a deficient number, since it is larger than the sum of its proper divisors (447430125741508).

870464124169641 is an frugal number, since it uses more digits than its factorization.

870464124169641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636 (or 106 counting only the distinct ones).

The product of its (nonzero) digits is 55738368, while the sum is 63.

The spelling of 870464124169641 in words is "eight hundred seventy trillion, four hundred sixty-four billion, one hundred twenty-four million, one hundred sixty-nine thousand, six hundred forty-one".