2466891137 has 4 divisors (see below), whose sum is σ = 2469987156. Its totient is φ = 2463795120.

The previous prime is 2466891113. The next prime is 2466891139. The reversal of 2466891137 is 7311986642.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1486950721 + 979940416 = 38561^2 + 31304^2 .

It is a cyclic number.

It is not a de Polignac number, because 2466891137 - 2⁶ = 2466891073 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2466891091 and 2466891100.

It is not an unprimeable number, because it can be changed into a prime (2466891139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1546814 + ... + 1548407.

It is an arithmetic number, because the mean of its divisors is an integer number (617496789).

Almost surely, 2^2466891137 is an apocalyptic number.

It is an amenable number.

2466891137 is a deficient number, since it is larger than the sum of its proper divisors (3096019).

2466891137 is an equidigital number, since it uses as much as digits as its factorization.

2466891137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3096018.

The product of its digits is 435456, while the sum is 47.

The square root of 2466891137 is about 49667.8078537799. The cubic root of 2466891137 is about 1351.1907440206.

The spelling of 2466891137 in words is "two billion, four hundred sixty-six million, eight hundred ninety-one thousand, one hundred thirty-seven".