7485453842 has 32 divisors (see below), whose sum is σ = 11717740800. Its totient is φ = 3581928000.

The previous prime is 7485453809. The next prime is 7485453863. The reversal of 7485453842 is 2483545847.

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, 7259867 + ... + 7260897.

It is an arithmetic number, because the mean of its divisors is an integer number (366179400).

Almost surely, 2^7485453842 is an apocalyptic number.

7485453842 is a deficient number, since it is larger than the sum of its proper divisors (4232286958).

7485453842 is a wasteful number, since it uses less digits than its factorization.

7485453842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2042.

The product of its digits is 4300800, while the sum is 50.

The square root of 7485453842 is about 86518.5173358860. The cubic root of 7485453842 is about 1956.1675286174.

The spelling of 7485453842 in words is "seven billion, four hundred eighty-five million, four hundred fifty-three thousand, eight hundred forty-two".