7545523942 has 36 divisors (see below), whose sum is σ = 12566991780. Its totient is φ = 3395329080.

The previous prime is 7545523927. The next prime is 7545523963. The reversal of 7545523942 is 2493255457.

It is a junction number, because it is equal to n+sod(n) for n = 7545523892 and 7545523901.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2565909 + ... + 2568847.

It is an arithmetic number, because the mean of its divisors is an integer number (349083105).

Almost surely, 2^7545523942 is an apocalyptic number.

7545523942 is a deficient number, since it is larger than the sum of its proper divisors (5021467838).

7545523942 is a wasteful number, since it uses less digits than its factorization.

7545523942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3169 (or 3055 counting only the distinct ones).

The product of its digits is 1512000, while the sum is 46.

The square root of 7545523942 is about 86864.9753467990. The cubic root of 7545523942 is about 1961.3862834287.

The spelling of 7545523942 in words is "seven billion, five hundred forty-five million, five hundred twenty-three thousand, nine hundred forty-two".