49213671886 has 4 divisors (see below), whose sum is σ = 73820507832. Its totient is φ = 24606835942.

The previous prime is 49213671869. The next prime is 49213671887. The reversal of 49213671886 is 68817631294.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49213671887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12303417970 + ... + 12303417973.

It is an arithmetic number, because the mean of its divisors is an integer number (18455126958).

Almost surely, 2^49213671886 is an apocalyptic number.

49213671886 is a deficient number, since it is larger than the sum of its proper divisors (24606835946).

49213671886 is a wasteful number, since it uses less digits than its factorization.

49213671886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24606835945.

The product of its digits is 3483648, while the sum is 55.

The spelling of 49213671886 in words is "forty-nine billion, two hundred thirteen million, six hundred seventy-one thousand, eight hundred eighty-six".