89561093433 has 96 divisors (see below), whose sum is σ = 145257960960. Its totient is φ = 48902031360.

The previous prime is 89561093429. The next prime is 89561093471. The reversal of 89561093433 is 33439016598.

It is a happy number.

It is not a de Polignac number, because 89561093433 - 2² = 89561093429 is a prime.

It is not an unprimeable number, because it can be changed into a prime (89561093423) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 65229535 + ... + 65230907.

It is an arithmetic number, because the mean of its divisors is an integer number (1513103760).

Almost surely, 2^89561093433 is an apocalyptic number.

It is an amenable number.

89561093433 is a deficient number, since it is larger than the sum of its proper divisors (55696867527).

89561093433 is a wasteful number, since it uses less digits than its factorization.

89561093433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1647 (or 1640 counting only the distinct ones).

The product of its (nonzero) digits is 2099520, while the sum is 51.

The spelling of 89561093433 in words is "eighty-nine billion, five hundred sixty-one million, ninety-three thousand, four hundred thirty-three".