2645351537 has 4 divisors (see below), whose sum is σ = 2657005296. Its totient is φ = 2633697780.

The previous prime is 2645351531. The next prime is 2645351543. The reversal of 2645351537 is 7351535462.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (2645351531) and next prime (2645351543).

It is a cyclic number.

It is not a de Polignac number, because 2645351537 - 2⁸ = 2645351281 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2645351494 and 2645351503.

It is not an unprimeable number, because it can be changed into a prime (2645351531) 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, 5826539 + ... + 5826992.

It is an arithmetic number, because the mean of its divisors is an integer number (664251324).

Almost surely, 2^2645351537 is an apocalyptic number.

It is an amenable number.

2645351537 is a deficient number, since it is larger than the sum of its proper divisors (11653759).

2645351537 is a wasteful number, since it uses less digits than its factorization.

2645351537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11653758.

The product of its digits is 378000, while the sum is 41.

The square root of 2645351537 is about 51432.9810238528. The cubic root of 2645351537 is about 1383.0178890683.

Adding to 2645351537 its reverse (7351535462), we get a palindrome (9996886999).

The spelling of 2645351537 in words is "two billion, six hundred forty-five million, three hundred fifty-one thousand, five hundred thirty-seven".