46180772819 has 4 divisors (see below), whose sum is σ = 47670475200. Its totient is φ = 44691070440.

The previous prime is 46180772689. The next prime is 46180772831. The reversal of 46180772819 is 91827708164.

It is a happy number.

46180772819 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 46180772819 - 2¹² = 46180768723 is a prime.

It is a super-4 number, since 4×46180772819⁴ (a number of 44 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46180772839) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 744851144 + ... + 744851205.

It is an arithmetic number, because the mean of its divisors is an integer number (11917618800).

Almost surely, 2^46180772819 is an apocalyptic number.

46180772819 is a deficient number, since it is larger than the sum of its proper divisors (1489702381).

46180772819 is a wasteful number, since it uses less digits than its factorization.

46180772819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1489702380.

The product of its (nonzero) digits is 1354752, while the sum is 53.

The spelling of 46180772819 in words is "forty-six billion, one hundred eighty million, seven hundred seventy-two thousand, eight hundred nineteen".