90236009348 has 6 divisors (see below), whose sum is σ = 157913016366. Its totient is φ = 45118004672.

The previous prime is 90236009219. The next prime is 90236009351. The reversal of 90236009348 is 84390063209.

It can be written as a sum of positive squares in only one way, i.e., 74315121664 + 15920887684 = 272608^2 + 126178^2 .

It is a junction number, because it is equal to n+sod(n) for n = 90236009299 and 90236009308.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11279501165 + ... + 11279501172.

It is an arithmetic number, because the mean of its divisors is an integer number (26318836061).

Almost surely, 2^90236009348 is an apocalyptic number.

It is an amenable number.

90236009348 is a deficient number, since it is larger than the sum of its proper divisors (67677007018).

90236009348 is a wasteful number, since it uses less digits than its factorization.

90236009348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22559002341 (or 22559002339 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 44.

The spelling of 90236009348 in words is "ninety billion, two hundred thirty-six million, nine thousand, three hundred forty-eight".