49145158 has 12 divisors (see below), whose sum is σ = 77063868. Its totient is φ = 23503700.

The previous prime is 49145143. The next prime is 49145167. The reversal of 49145158 is 85154194.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22168 + ... + 24283.

It is an arithmetic number, because the mean of its divisors is an integer number (6421989).

Almost surely, 2^49145158 is an apocalyptic number.

49145158 is a deficient number, since it is larger than the sum of its proper divisors (27918710).

49145158 is a wasteful number, since it uses less digits than its factorization.

49145158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46499 (or 46476 counting only the distinct ones).

The product of its digits is 28800, while the sum is 37.

The square root of 49145158 is about 7010.3607610450. The cubic root of 49145158 is about 366.2915600079.

The spelling of 49145158 in words is "forty-nine million, one hundred forty-five thousand, one hundred fifty-eight".