890455134702 has 32 divisors (see below), whose sum is σ = 2155051084032. Its totient is φ = 239450120064.

The previous prime is 890455134691. The next prime is 890455134809. The reversal of 890455134702 is 207431554098.

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, 623567308 + ... + 623568735.

It is an arithmetic number, because the mean of its divisors is an integer number (67345346376).

Almost surely, 2^890455134702 is an apocalyptic number.

890455134702 is an abundant number, since it is smaller than the sum of its proper divisors (1264595949330).

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

890455134702 is a wasteful number, since it uses less digits than its factorization.

890455134702 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1247136072.

The product of its (nonzero) digits is 1209600, while the sum is 48.

The spelling of 890455134702 in words is "eight hundred ninety billion, four hundred fifty-five million, one hundred thirty-four thousand, seven hundred two".