1100135145552 has 80 divisors (see below), whose sum is σ = 2857523773440. Its totient is φ = 364711536000.

The previous prime is 1100135145533. The next prime is 1100135145553. The reversal of 1100135145552 is 2555415310011.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100135145553) 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, 53521677 + ... + 53542227.

It is an arithmetic number, because the mean of its divisors is an integer number (35719047168).

Almost surely, 2^{1100135145552} is an apocalyptic number.

1100135145552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1100135145552 is an abundant number, since it is smaller than the sum of its proper divisors (1757388627888).

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

1100135145552 is a wasteful number, since it uses less digits than its factorization.

1100135145552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26592 (or 26586 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 33.

The spelling of 1100135145552 in words is "one trillion, one hundred billion, one hundred thirty-five million, one hundred forty-five thousand, five hundred fifty-two".