26745397139000 has 64 divisors (see below), whose sum is σ = 65878136157600. Its totient is φ = 10135097856000.

The previous prime is 26745397138973. The next prime is 26745397139003. The reversal of 26745397139000 is 93179354762.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26745397139003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 703807241 + ... + 703845240.

Almost surely, 2^{26745397139000} is an apocalyptic number.

26745397139000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26745397139000 is an abundant number, since it is smaller than the sum of its proper divisors (39132739018600).

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

26745397139000 is a wasteful number, since it uses less digits than its factorization.

26745397139000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1407652521 (or 1407652507 counting only the distinct ones).

The product of its (nonzero) digits is 8573040, while the sum is 56.

The spelling of 26745397139000 in words is "twenty-six trillion, seven hundred forty-five billion, three hundred ninety-seven million, one hundred thirty-nine thousand".