89725983426 has 12 divisors (see below), whose sum is σ = 194406297462. Its totient is φ = 29908661136.

The previous prime is 89725983409. The next prime is 89725983437. The reversal of 89725983426 is 62438952798.

89725983426 is a `hidden beast` number, since 8 + 9 + 7 + 2 + 598 + 34 + 2 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 66358275201 + 23367708225 = 257601^2 + 152865^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2492388411 + ... + 2492388446.

Almost surely, 2^89725983426 is an apocalyptic number.

89725983426 is an abundant number, since it is smaller than the sum of its proper divisors (104680314036).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

89725983426 is a wasteful number, since it uses less digits than its factorization.

89725983426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4984776865 (or 4984776862 counting only the distinct ones).

The product of its digits is 52254720, while the sum is 63.

The spelling of 89725983426 in words is "eighty-nine billion, seven hundred twenty-five million, nine hundred eighty-three thousand, four hundred twenty-six".