49205522033123 has 4 divisors (see below), whose sum is σ = 49243993904640. Its totient is φ = 49167050161608.

The previous prime is 49205522033099. The next prime is 49205522033147. The reversal of 49205522033123 is 32133022550294.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (49205522033099) and next prime (49205522033147).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49205522033123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49205522033183) 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, 19235933840 + ... + 19235936397.

It is an arithmetic number, because the mean of its divisors is an integer number (12310998476160).

Almost surely, 2^{49205522033123} is an apocalyptic number.

49205522033123 is a deficient number, since it is larger than the sum of its proper divisors (38471871517).

49205522033123 is a wasteful number, since it uses less digits than its factorization.

49205522033123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38471871516.

The product of its (nonzero) digits is 388800, while the sum is 41.

The spelling of 49205522033123 in words is "forty-nine trillion, two hundred five billion, five hundred twenty-two million, thirty-three thousand, one hundred twenty-three".