46481399977 has 2 divisors, whose sum is σ = 46481399978. Its totient is φ = 46481399976.

The previous prime is 46481399947. The next prime is 46481400037. The reversal of 46481399977 is 77999318464.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28380119296 + 18101280681 = 168464^2 + 134541^2 .

It is a cyclic number.

It is not a de Polignac number, because 46481399977 - 2³¹ = 44333916329 is a prime.

It is not a weakly prime, because it can be changed into another prime (46481399947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23240699988 + 23240699989.

It is an arithmetic number, because the mean of its divisors is an integer number (23240699989).

Almost surely, 2^46481399977 is an apocalyptic number.

It is an amenable number.

46481399977 is a deficient number, since it is larger than the sum of its proper divisors (1).

46481399977 is an equidigital number, since it uses as much as digits as its factorization.

46481399977 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 82301184, while the sum is 67.

The spelling of 46481399977 in words is "forty-six billion, four hundred eighty-one million, three hundred ninety-nine thousand, nine hundred seventy-seven".