33456148349 has 4 divisors (see below), whose sum is σ = 36029698236. Its totient is φ = 30882598464.

The previous prime is 33456148339. The next prime is 33456148421. The reversal of 33456148349 is 94384165433.

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 9837069124 + 23619079225 = 99182^2 + 153685^2 .

It is a cyclic number.

It is not a de Polignac number, because 33456148349 - 2²⁰ = 33455099773 is a prime.

It is a super-2 number, since 2×33456148349² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 33456148297 and 33456148306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33456148339) 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, 1286774924 + ... + 1286774949.

It is an arithmetic number, because the mean of its divisors is an integer number (9007424559).

Almost surely, 2^33456148349 is an apocalyptic number.

It is an amenable number.

33456148349 is a deficient number, since it is larger than the sum of its proper divisors (2573549887).

33456148349 is a wasteful number, since it uses less digits than its factorization.

33456148349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2573549886.

The product of its digits is 3732480, while the sum is 50.

The spelling of 33456148349 in words is "thirty-three billion, four hundred fifty-six million, one hundred forty-eight thousand, three hundred forty-nine".