5894906021557 has 8 divisors (see below), whose sum is σ = 6969347020800. Its totient is φ = 4878542914224.

The previous prime is 5894906021549. The next prime is 5894906021623. The reversal of 5894906021557 is 7551206094985.

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

It is not a de Polignac number, because 5894906021557 - 2³ = 5894906021549 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5894906021495 and 5894906021504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5894906021507) 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, 14519472757 + ... + 14519473162.

It is an arithmetic number, because the mean of its divisors is an integer number (871168377600).

Almost surely, 2^{5894906021557} is an apocalyptic number.

It is an amenable number.

5894906021557 is a deficient number, since it is larger than the sum of its proper divisors (1074440999243).

5894906021557 is a wasteful number, since it uses less digits than its factorization.

5894906021557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29038945955.

The product of its (nonzero) digits is 27216000, while the sum is 61.

The spelling of 5894906021557 in words is "five trillion, eight hundred ninety-four billion, nine hundred six million, twenty-one thousand, five hundred fifty-seven".