7539254442 has 32 divisors (see below), whose sum is σ = 16759532160. Its totient is φ = 2512239840.

The previous prime is 7539254413. The next prime is 7539254477. The reversal of 7539254442 is 2444529357.

7539254442 is a `hidden beast` number, since 75 + 3 + 92 + 54 + 442 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 150438 + ... + 194190.

It is an arithmetic number, because the mean of its divisors is an integer number (523735380).

Almost surely, 2^7539254442 is an apocalyptic number.

7539254442 is an abundant number, since it is smaller than the sum of its proper divisors (9220277718).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7539254442 is a wasteful number, since it uses less digits than its factorization.

7539254442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46955 (or 46949 counting only the distinct ones).

The product of its digits is 1209600, while the sum is 45.

The square root of 7539254442 is about 86828.8802300248. The cubic root of 7539254442 is about 1960.8429008545.

The spelling of 7539254442 in words is "seven billion, five hundred thirty-nine million, two hundred fifty-four thousand, four hundred forty-two".