7513057442 has 32 divisors (see below), whose sum is σ = 12666979584. Its totient is φ = 3312736000.

The previous prime is 7513057439. The next prime is 7513057477. The reversal of 7513057442 is 2447503157.

It is a junction number, because it is equal to n+sod(n) for n = 7513057396 and 7513057405.

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, 84692 + ... + 148992.

It is an arithmetic number, because the mean of its divisors is an integer number (395843112).

Almost surely, 2^7513057442 is an apocalyptic number.

7513057442 is a deficient number, since it is larger than the sum of its proper divisors (5153922142).

7513057442 is a wasteful number, since it uses less digits than its factorization.

7513057442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64474.

The product of its (nonzero) digits is 117600, while the sum is 38.

The square root of 7513057442 is about 86677.8947713891. The cubic root of 7513057442 is about 1958.5691210374.

The spelling of 7513057442 in words is "seven billion, five hundred thirteen million, fifty-seven thousand, four hundred forty-two".