49142251173 has 8 divisors (see below), whose sum is σ = 65759547808. Its totient is φ = 32643227664.

The previous prime is 49142251163. The next prime is 49142251177. The reversal of 49142251173 is 37115224194.

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

It is not a de Polignac number, because 49142251173 - 2⁴ = 49142251157 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49142251177) 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, 29567311 + ... + 29568972.

It is an arithmetic number, because the mean of its divisors is an integer number (8219943476).

Almost surely, 2^49142251173 is an apocalyptic number.

It is an amenable number.

49142251173 is a deficient number, since it is larger than the sum of its proper divisors (16617296635).

49142251173 is a wasteful number, since it uses less digits than its factorization.

49142251173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59136563.

The product of its digits is 60480, while the sum is 39.

The spelling of 49142251173 in words is "forty-nine billion, one hundred forty-two million, two hundred fifty-one thousand, one hundred seventy-three".