90243846871630 has 32 divisors (see below), whose sum is σ = 162702643455360. Its totient is φ = 36038978803200.

The previous prime is 90243846871621. The next prime is 90243846871643. The reversal of 90243846871630 is 3617864834209.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13538955 + ... + 19073305.

It is an arithmetic number, because the mean of its divisors is an integer number (5084457607980).

Almost surely, 2^{90243846871630} is an apocalyptic number.

90243846871630 is a deficient number, since it is larger than the sum of its proper divisors (72458796583730).

90243846871630 is a wasteful number, since it uses less digits than its factorization.

90243846871630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5537004.

The product of its (nonzero) digits is 41803776, while the sum is 61.

The spelling of 90243846871630 in words is "ninety trillion, two hundred forty-three billion, eight hundred forty-six million, eight hundred seventy-one thousand, six hundred thirty".