26902262740 has 12 divisors (see below), whose sum is σ = 56494751796. Its totient is φ = 10760905088.

The previous prime is 26902262719. The next prime is 26902262753. The reversal of 26902262740 is 4726220962.

It can be written as a sum of positive squares in 2 ways, for example, as 5880742596 + 21021520144 = 76686^2 + 144988^2 .

It is a junction number, because it is equal to n+sod(n) for n = 26902262693 and 26902262702.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 672556549 + ... + 672556588.

It is an arithmetic number, because the mean of its divisors is an integer number (4707895983).

Almost surely, 2^26902262740 is an apocalyptic number.

26902262740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26902262740 is an abundant number, since it is smaller than the sum of its proper divisors (29592489056).

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

26902262740 is a wasteful number, since it uses less digits than its factorization.

26902262740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1345113146 (or 1345113144 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 40.

The spelling of 26902262740 in words is "twenty-six billion, nine hundred two million, two hundred sixty-two thousand, seven hundred forty".