2126529790 has 32 divisors (see below), whose sum is σ = 4772265984. Its totient is φ = 662814240.

The previous prime is 2126529767. The next prime is 2126529809. The reversal of 2126529790 is 979256212.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1380094 + ... + 1381633.

It is an arithmetic number, because the mean of its divisors is an integer number (149133312).

Almost surely, 2^2126529790 is an apocalyptic number.

2126529790 is an abundant number, since it is smaller than the sum of its proper divisors (2645736194).

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

2126529790 is a wasteful number, since it uses less digits than its factorization.

2126529790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2761752.

The product of its (nonzero) digits is 136080, while the sum is 43.

The square root of 2126529790 is about 46114.3122034797. The cubic root of 2126529790 is about 1285.9492327665.

The spelling of 2126529790 in words is "two billion, one hundred twenty-six million, five hundred twenty-nine thousand, seven hundred ninety".