47351438775 has 36 divisors (see below), whose sum is σ = 85054842600. Its totient is φ = 25181697600.

The previous prime is 47351438749. The next prime is 47351438809. The reversal of 47351438775 is 57783415374.

47351438775 is a `hidden beast` number, since 47 + 3 + 514 + 3 + 87 + 7 + 5 = 666.

It is not a de Polignac number, because 47351438775 - 2¹⁰ = 47351437751 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 222981 + ... + 380030.

Almost surely, 2^47351438775 is an apocalyptic number.

47351438775 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

47351438775 is a deficient number, since it is larger than the sum of its proper divisors (37703403825).

47351438775 is a wasteful number, since it uses less digits than its factorization.

47351438775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 603376 (or 603368 counting only the distinct ones).

The product of its digits is 9878400, while the sum is 54.

The spelling of 47351438775 in words is "forty-seven billion, three hundred fifty-one million, four hundred thirty-eight thousand, seven hundred seventy-five".