33449941157 has 4 divisors (see below), whose sum is σ = 33466445376. Its totient is φ = 33433436940.

The previous prime is 33449941127. The next prime is 33449941171. The reversal of 33449941157 is 75114994433.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 75114994433 = 863 ⋅87039391.

It is a cyclic number.

It is not a de Polignac number, because 33449941157 - 2⁶ = 33449941093 is a prime.

It is a super-2 number, since 2×33449941157² (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 (33449941117) 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, 8249069 + ... + 8253122.

It is an arithmetic number, because the mean of its divisors is an integer number (8366611344).

Almost surely, 2^33449941157 is an apocalyptic number.

It is an amenable number.

33449941157 is a deficient number, since it is larger than the sum of its proper divisors (16504219).

33449941157 is a wasteful number, since it uses less digits than its factorization.

33449941157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16504218.

The product of its digits is 1632960, while the sum is 50.

The spelling of 33449941157 in words is "thirty-three billion, four hundred forty-nine million, nine hundred forty-one thousand, one hundred fifty-seven".