2126551146 has 16 divisors (see below), whose sum is σ = 4276864800. Its totient is φ = 704889968.

The previous prime is 2126551139. The next prime is 2126551169. The reversal of 2126551146 is 6411556212.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 988941 + ... + 991088.

It is an arithmetic number, because the mean of its divisors is an integer number (267304050).

Almost surely, 2^2126551146 is an apocalyptic number.

2126551146 is an abundant number, since it is smaller than the sum of its proper divisors (2150313654).

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

2126551146 is a wasteful number, since it uses less digits than its factorization.

2126551146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1980213.

The product of its digits is 14400, while the sum is 33.

The square root of 2126551146 is about 46114.5437579079. The cubic root of 2126551146 is about 1285.9535375326.

The spelling of 2126551146 in words is "two billion, one hundred twenty-six million, five hundred fifty-one thousand, one hundred forty-six".