2133739191825 has 48 divisors (see below), whose sum is σ = 3934662272640. Its totient is φ = 1133667167040.

The previous prime is 2133739191817. The next prime is 2133739191827. The reversal of 2133739191825 is 5281919373312.

It is a happy number.

2133739191825 is a `hidden beast` number, since 2 + 1 + 3 + 373 + 9 + 191 + 82 + 5 = 666.

It is not a de Polignac number, because 2133739191825 - 2³ = 2133739191817 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2133739191827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5832162 + ... + 6187211.

It is an arithmetic number, because the mean of its divisors is an integer number (81972130680).

Almost surely, 2^{2133739191825} is an apocalyptic number.

2133739191825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2133739191825 is a deficient number, since it is larger than the sum of its proper divisors (1800923080815).

2133739191825 is a wasteful number, since it uses less digits than its factorization.

2133739191825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12019655 (or 12019644 counting only the distinct ones).

The product of its digits is 2449440, while the sum is 54.

The spelling of 2133739191825 in words is "two trillion, one hundred thirty-three billion, seven hundred thirty-nine million, one hundred ninety-one thousand, eight hundred twenty-five".