1200151611615 has 32 divisors (see below), whose sum is σ = 2096137209600. Its totient is φ = 581523045120.

The previous prime is 1200151611583. The next prime is 1200151611629. The reversal of 1200151611615 is 5161161510021.

It is not a de Polignac number, because 1200151611615 - 2⁵ = 1200151611583 is a prime.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 2042710 + ... + 2563779.

It is an arithmetic number, because the mean of its divisors is an integer number (65504287800).

Almost surely, 2^{1200151611615} is an apocalyptic number.

1200151611615 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1200151611615 is a deficient number, since it is larger than the sum of its proper divisors (895985597985).

1200151611615 is a wasteful number, since it uses less digits than its factorization.

1200151611615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4608087.

The product of its (nonzero) digits is 1800, while the sum is 30.

The spelling of 1200151611615 in words is "one trillion, two hundred billion, one hundred fifty-one million, six hundred eleven thousand, six hundred fifteen".