48171887534 has 4 divisors (see below), whose sum is σ = 72257831304. Its totient is φ = 24085943766.

The previous prime is 48171887503. The next prime is 48171887549. The reversal of 48171887534 is 43578817184.

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

It is a self number, because there is not a number n which added to its sum of digits gives 48171887534.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12042971882 + ... + 12042971885.

It is an arithmetic number, because the mean of its divisors is an integer number (18064457826).

Almost surely, 2^48171887534 is an apocalyptic number.

48171887534 is a deficient number, since it is larger than the sum of its proper divisors (24085943770).

48171887534 is a wasteful number, since it uses less digits than its factorization.

48171887534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24085943769.

The product of its digits is 6021120, while the sum is 56.

The spelling of 48171887534 in words is "forty-eight billion, one hundred seventy-one million, eight hundred eighty-seven thousand, five hundred thirty-four".