1145880637100 has 18 divisors (see below), whose sum is σ = 2486560982724. Its totient is φ = 458352254800.

The previous prime is 1145880637079. The next prime is 1145880637157. The reversal of 1145880637100 is 17360885411.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5729403086 + ... + 5729403285.

It is an arithmetic number, because the mean of its divisors is an integer number (138142276818).

Almost surely, 2^{1145880637100} is an apocalyptic number.

1145880637100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1145880637100 is an abundant number, since it is smaller than the sum of its proper divisors (1340680345624).

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

1145880637100 is a wasteful number, since it uses less digits than its factorization.

1145880637100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11458806385 (or 11458806378 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 44.

The spelling of 1145880637100 in words is "one trillion, one hundred forty-five billion, eight hundred eighty million, six hundred thirty-seven thousand, one hundred".