46401351641 has 8 divisors (see below), whose sum is σ = 49135323240. Its totient is φ = 43667877888.

The previous prime is 46401351611. The next prime is 46401351649. The reversal of 46401351641 is 14615310464.

It can be written as a sum of positive squares in 4 ways, for example, as 8844462025 + 37556889616 = 94045^2 + 193796^2 .

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 46401351641 - 2²⁶ = 46334242777 is a prime.

It is a super-2 number, since 2×46401351641² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46401351649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76745 + ... + 314153.

It is an arithmetic number, because the mean of its divisors is an integer number (6141915405).

Almost surely, 2^46401351641 is an apocalyptic number.

It is an amenable number.

46401351641 is a deficient number, since it is larger than the sum of its proper divisors (2733971599).

46401351641 is a wasteful number, since it uses less digits than its factorization.

46401351641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248923.

The product of its (nonzero) digits is 34560, while the sum is 35.

The spelling of 46401351641 in words is "forty-six billion, four hundred one million, three hundred fifty-one thousand, six hundred forty-one".