8151760478 has 4 divisors (see below), whose sum is σ = 12227640720. Its totient is φ = 4075880238.

The previous prime is 8151760469. The next prime is 8151760499. The reversal of 8151760478 is 8740671518.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8740671518 = 2 ⋅4370335759.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2037940118 + ... + 2037940121.

It is an arithmetic number, because the mean of its divisors is an integer number (3056910180).

Almost surely, 2^8151760478 is an apocalyptic number.

8151760478 is a deficient number, since it is larger than the sum of its proper divisors (4075880242).

8151760478 is a wasteful number, since it uses less digits than its factorization.

8151760478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4075880241.

The product of its (nonzero) digits is 376320, while the sum is 47.

The square root of 8151760478 is about 90287.1002856997. The cubic root of 8151760478 is about 2012.5675691882.

The spelling of 8151760478 in words is "eight billion, one hundred fifty-one million, seven hundred sixty thousand, four hundred seventy-eight".