275226101788 has 144 divisors (see below), whose sum is σ = 556187433984. Its totient is φ = 118056960000.

The previous prime is 275226101783. The next prime is 275226101921. The reversal of 275226101788 is 887101622572.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (275226101783) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1070918556 + ... + 1070918812.

It is an arithmetic number, because the mean of its divisors is an integer number (3862412736).

Almost surely, 2^275226101788 is an apocalyptic number.

It is an amenable number.

275226101788 is an abundant number, since it is smaller than the sum of its proper divisors (280961332196).

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

275226101788 is a wasteful number, since it uses less digits than its factorization.

275226101788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636 (or 573 counting only the distinct ones).

The product of its (nonzero) digits is 752640, while the sum is 49.

The spelling of 275226101788 in words is "two hundred seventy-five billion, two hundred twenty-six million, one hundred one thousand, seven hundred eighty-eight".