7556540252 has 12 divisors (see below), whose sum is σ = 13248124680. Its totient is φ = 3771361776.

The previous prime is 7556540207. The next prime is 7556540287. The reversal of 7556540252 is 2520456557.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1724627 + ... + 1729002.

It is an arithmetic number, because the mean of its divisors is an integer number (1104010390).

Almost surely, 2^7556540252 is an apocalyptic number.

It is an amenable number.

7556540252 is a deficient number, since it is larger than the sum of its proper divisors (5691584428).

7556540252 is a wasteful number, since it uses less digits than its factorization.

7556540252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3454180 (or 3454178 counting only the distinct ones).

The product of its (nonzero) digits is 420000, while the sum is 41.

The square root of 7556540252 is about 86928.3627592284. The cubic root of 7556540252 is about 1962.3403471730.

The spelling of 7556540252 in words is "seven billion, five hundred fifty-six million, five hundred forty thousand, two hundred fifty-two".