46778857699 has 4 divisors (see below), whose sum is σ = 53461551664. Its totient is φ = 40096163736.

The previous prime is 46778857667. The next prime is 46778857703. The reversal of 46778857699 is 99675887764.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 46778857699 - 2⁵ = 46778857667 is a prime.

It is a super-5 number, since 5×46778857699⁵ (a number of 55 digits) contains 55555 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46778857799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3341346972 + ... + 3341346985.

It is an arithmetic number, because the mean of its divisors is an integer number (13365387916).

Almost surely, 2^46778857699 is an apocalyptic number.

46778857699 is a deficient number, since it is larger than the sum of its proper divisors (6682693965).

46778857699 is an equidigital number, since it uses as much as digits as its factorization.

46778857699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6682693964.

The product of its digits is 1280240640, while the sum is 76.

The spelling of 46778857699 in words is "forty-six billion, seven hundred seventy-eight million, eight hundred fifty-seven thousand, six hundred ninety-nine".