1611601061100 has 36 divisors (see below), whose sum is σ = 4662899070984. Its totient is φ = 429760282880.

The previous prime is 1611601061087. The next prime is 1611601061117. The reversal of 1611601061100 is 11601061161.

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 11 ways as a sum of consecutive naturals, for example, 2686001469 + ... + 2686002068.

It is an arithmetic number, because the mean of its divisors is an integer number (129524974194).

Almost surely, 2^{1611601061100} is an apocalyptic number.

1611601061100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1611601061100 is an abundant number, since it is smaller than the sum of its proper divisors (3051298009884).

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

1611601061100 is a wasteful number, since it uses less digits than its factorization.

1611601061100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5372003554 (or 5372003547 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 24.

The spelling of 1611601061100 in words is "one trillion, six hundred eleven billion, six hundred one million, sixty-one thousand, one hundred".