856414384501 has 8 divisors (see below), whose sum is σ = 922328795360. Its totient is φ = 790505170992.

The previous prime is 856414384493. The next prime is 856414384513. The reversal of 856414384501 is 105483414658.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 856414384501 - 2³ = 856414384493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (856414384201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 953691 + ... + 1619368.

It is an arithmetic number, because the mean of its divisors is an integer number (115291099420).

Almost surely, 2^856414384501 is an apocalyptic number.

It is an amenable number.

856414384501 is a deficient number, since it is larger than the sum of its proper divisors (65914410859).

856414384501 is a wasteful number, since it uses less digits than its factorization.

856414384501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2598675.

The product of its (nonzero) digits is 1843200, while the sum is 49.

The spelling of 856414384501 in words is "eight hundred fifty-six billion, four hundred fourteen million, three hundred eighty-four thousand, five hundred one".