40946444353 has 8 divisors (see below), whose sum is σ = 42360748200. Its totient is φ = 39532297728.

The previous prime is 40946444327. The next prime is 40946444359. The reversal of 40946444353 is 35344464904.

It can be written as a sum of positive squares in 4 ways, for example, as 14950686529 + 25995757824 = 122273^2 + 161232^2 .

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 40946444353 - 2²¹ = 40944347201 is a prime.

It is a super-2 number, since 2×40946444353² (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 (40946444359) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 781075 + ... + 831847.

It is an arithmetic number, because the mean of its divisors is an integer number (5295093525).

Almost surely, 2^40946444353 is an apocalyptic number.

It is an amenable number.

40946444353 is a deficient number, since it is larger than the sum of its proper divisors (1414303847).

40946444353 is a wasteful number, since it uses less digits than its factorization.

40946444353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78611.

The product of its (nonzero) digits is 2488320, while the sum is 46.

The spelling of 40946444353 in words is "forty billion, nine hundred forty-six million, four hundred forty-four thousand, three hundred fifty-three".