48903132391 has 4 divisors (see below), whose sum is σ = 48906089152. Its totient is φ = 48900175632.

The previous prime is 48903132367. The next prime is 48903132457. The reversal of 48903132391 is 19323130984.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-48903132391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48903132301) 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, 1453431 + ... + 1486696.

It is an arithmetic number, because the mean of its divisors is an integer number (12226522288).

Almost surely, 2^48903132391 is an apocalyptic number.

48903132391 is a deficient number, since it is larger than the sum of its proper divisors (2956761).

48903132391 is a wasteful number, since it uses less digits than its factorization.

48903132391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2956760.

The product of its (nonzero) digits is 139968, while the sum is 43.

The spelling of 48903132391 in words is "forty-eight billion, nine hundred three million, one hundred thirty-two thousand, three hundred ninety-one".