90167244052 has 6 divisors (see below), whose sum is σ = 157792677098. Its totient is φ = 45083622024.

The previous prime is 90167243981. The next prime is 90167244053. The reversal of 90167244052 is 25044276109.

It can be written as a sum of positive squares in only one way, i.e., 55981452816 + 34185791236 = 236604^2 + 184894^2 .

It is a junction number, because it is equal to n+sod(n) for n = 90167243996 and 90167244014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90167244053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11270905503 + ... + 11270905510.

Almost surely, 2^90167244052 is an apocalyptic number.

It is an amenable number.

90167244052 is a deficient number, since it is larger than the sum of its proper divisors (67625433046).

90167244052 is a wasteful number, since it uses less digits than its factorization.

90167244052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22541811017 (or 22541811015 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 40.

The spelling of 90167244052 in words is "ninety billion, one hundred sixty-seven million, two hundred forty-four thousand, fifty-two".