48778687734 has 32 divisors (see below), whose sum is σ = 111785287680. Its totient is φ = 13900374912.

The previous prime is 48778687733. The next prime is 48778687777. The reversal of 48778687734 is 43778687784.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48778687733) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1500099 + ... + 1532270.

It is an arithmetic number, because the mean of its divisors is an integer number (3493290240).

Almost surely, 2^48778687734 is an apocalyptic number.

48778687734 is an abundant number, since it is smaller than the sum of its proper divisors (63006599946).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

48778687734 is a wasteful number, since it uses less digits than its factorization.

48778687734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3032764.

The product of its digits is 354041856, while the sum is 69.

The spelling of 48778687734 in words is "forty-eight billion, seven hundred seventy-eight million, six hundred eighty-seven thousand, seven hundred thirty-four".