265701126740 has 24 divisors (see below), whose sum is σ = 637682704512. Its totient is φ = 91097529120.

The previous prime is 265701126703. The next prime is 265701126763. The reversal of 265701126740 is 47621107562.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 948932456 + ... + 948932735.

It is an arithmetic number, because the mean of its divisors is an integer number (26570112688).

Almost surely, 2^265701126740 is an apocalyptic number.

265701126740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

265701126740 is an abundant number, since it is smaller than the sum of its proper divisors (371981577772).

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

265701126740 is a wasteful number, since it uses less digits than its factorization.

265701126740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1897865207 (or 1897865205 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 41.

The spelling of 265701126740 in words is "two hundred sixty-five billion, seven hundred one million, one hundred twenty-six thousand, seven hundred forty".