899071441456231 has 8 divisors (see below), whose sum is σ = 910170526187520. Its totient is φ = 888017938182552.

The previous prime is 899071441456219. The next prime is 899071441456241. The reversal of 899071441456231 is 132654144170998.

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 899071441456231 - 2²³ = 899071433067623 is a prime.

It is a super-2 number, since 2×899071441456231² (a number of 31 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (899071441456211) 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, 11395324711 + ... + 11395403608.

It is an arithmetic number, because the mean of its divisors is an integer number (113771315773440).

It is a 1-persistent number, because it is pandigital, but 2⋅899071441456231 = 1798142882912462 is not.

Almost surely, 2^{899071441456231} is an apocalyptic number.

899071441456231 is a deficient number, since it is larger than the sum of its proper divisors (11099084731289).

899071441456231 is a wasteful number, since it uses less digits than its factorization.

899071441456231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22790728805.

The product of its (nonzero) digits is 52254720, while the sum is 64.

The spelling of 899071441456231 in words is "eight hundred ninety-nine trillion, seventy-one billion, four hundred forty-one million, four hundred fifty-six thousand, two hundred thirty-one".