46442366581 has 8 divisors (see below), whose sum is σ = 50024586080. Its totient is φ = 42861537072.

The previous prime is 46442366561. The next prime is 46442366611. The reversal of 46442366581 is 18566324464.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 46442366581 - 2⁵ = 46442366549 is a prime.

It is a super-2 number, since 2×46442366581² (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 (46442366561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 277575 + ... + 412228.

It is an arithmetic number, because the mean of its divisors is an integer number (6253073260).

Almost surely, 2^46442366581 is an apocalyptic number.

It is an amenable number.

46442366581 is a deficient number, since it is larger than the sum of its proper divisors (3582219499).

46442366581 is a wasteful number, since it uses less digits than its factorization.

46442366581 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 694995.

The product of its digits is 3317760, while the sum is 49.

The spelling of 46442366581 in words is "forty-six billion, four hundred forty-two million, three hundred sixty-six thousand, five hundred eighty-one".