7123869356 has 12 divisors (see below), whose sum is σ = 12467648760. Its totient is φ = 3561684000.

The previous prime is 7123869301. The next prime is 7123869413. The reversal of 7123869356 is 6539683217.

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, 10856 + ... + 119856.

It is an arithmetic number, because the mean of its divisors is an integer number (1038970730).

Almost surely, 2^7123869356 is an apocalyptic number.

It is an amenable number.

7123869356 is a deficient number, since it is larger than the sum of its proper divisors (5343779404).

7123869356 is a wasteful number, since it uses less digits than its factorization.

7123869356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125344 (or 125342 counting only the distinct ones).

The product of its digits is 1632960, while the sum is 50.

The square root of 7123869356 is about 84403.0174579085. The cubic root of 7123869356 is about 1924.1487758162.

The spelling of 7123869356 in words is "seven billion, one hundred twenty-three million, eight hundred sixty-nine thousand, three hundred fifty-six".