46721708338 has 8 divisors (see below), whose sum is σ = 71976685932. Its totient is φ = 22729479696.

The previous prime is 46721708323. The next prime is 46721708353. The reversal of 46721708338 is 83380712764.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (46721708323) and next prime (46721708353).

It can be written as a sum of positive squares in 2 ways, for example, as 35056196289 + 11665512049 = 187233^2 + 108007^2 .

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

It is a super-2 number, since 2×46721708338² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 46721708291 and 46721708300.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 315687145 + ... + 315687292.

Almost surely, 2^46721708338 is an apocalyptic number.

46721708338 is a deficient number, since it is larger than the sum of its proper divisors (25254977594).

46721708338 is a wasteful number, since it uses less digits than its factorization.

46721708338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 631374476.

The product of its (nonzero) digits is 1354752, while the sum is 49.

The spelling of 46721708338 in words is "forty-six billion, seven hundred twenty-one million, seven hundred eight thousand, three hundred thirty-eight".