90918273010 has 8 divisors (see below), whose sum is σ = 163652891436. Its totient is φ = 36367309200.

The previous prime is 90918272971. The next prime is 90918273011. The reversal of 90918273010 is 1037281909.

It can be written as a sum of positive squares in 2 ways, for example, as 90410266489 + 508006521 = 300683^2 + 22539^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×90918273010² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (90918273011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4545913641 + ... + 4545913660.

Almost surely, 2^90918273010 is an apocalyptic number.

90918273010 is a deficient number, since it is larger than the sum of its proper divisors (72734618426).

90918273010 is a wasteful number, since it uses less digits than its factorization.

90918273010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9091827308.

The product of its (nonzero) digits is 27216, while the sum is 40.

The spelling of 90918273010 in words is "ninety billion, nine hundred eighteen million, two hundred seventy-three thousand, ten".