46811380381 has 4 divisors (see below), whose sum is σ = 46980374812. Its totient is φ = 46642385952.

The previous prime is 46811380367. The next prime is 46811380403. The reversal of 46811380381 is 18308311864.

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

It can be written as a sum of positive squares in 2 ways, for example, as 19509105625 + 27302274756 = 139675^2 + 165234^2 .

It is a cyclic number.

It is not a de Polignac number, because 46811380381 - 2⁵ = 46811380349 is a prime.

It is a super-2 number, since 2×46811380381² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46811380181) 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, 84496800 + ... + 84497353.

It is an arithmetic number, because the mean of its divisors is an integer number (11745093703).

Almost surely, 2^46811380381 is an apocalyptic number.

It is an amenable number.

46811380381 is a deficient number, since it is larger than the sum of its proper divisors (168994431).

46811380381 is a wasteful number, since it uses less digits than its factorization.

46811380381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168994430.

The product of its (nonzero) digits is 110592, while the sum is 43.

The spelling of 46811380381 in words is "forty-six billion, eight hundred eleven million, three hundred eighty thousand, three hundred eighty-one".