2512533551 has 4 divisors (see below), whose sum is σ = 2740945704. Its totient is φ = 2284121400.

The previous prime is 2512533521. The next prime is 2512533553. The reversal of 2512533551 is 1553352152.

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

It is not a de Polignac number, because 2512533551 - 2²² = 2508339247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2512533553) 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, 114206060 + ... + 114206081.

It is an arithmetic number, because the mean of its divisors is an integer number (685236426).

Almost surely, 2^2512533551 is an apocalyptic number.

2512533551 is a deficient number, since it is larger than the sum of its proper divisors (228412153).

2512533551 is a wasteful number, since it uses less digits than its factorization.

2512533551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228412152.

The product of its digits is 22500, while the sum is 32.

The square root of 2512533551 is about 50125.1788126486. The cubic root of 2512533551 is about 1359.4731146383.

The spelling of 2512533551 in words is "two billion, five hundred twelve million, five hundred thirty-three thousand, five hundred fifty-one".