748803438078 has 16 divisors (see below), whose sum is σ = 1522157809296. Its totient is φ = 245509323840.

The previous prime is 748803438077. The next prime is 748803438133. The reversal of 748803438078 is 870834308847.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (748803438077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1022955151 + ... + 1022955882.

It is an arithmetic number, because the mean of its divisors is an integer number (95134863081).

Almost surely, 2^748803438078 is an apocalyptic number.

748803438078 is an abundant number, since it is smaller than the sum of its proper divisors (773354371218).

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

748803438078 is a wasteful number, since it uses less digits than its factorization.

748803438078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2045911099.

The product of its (nonzero) digits is 28901376, while the sum is 60.

The spelling of 748803438078 in words is "seven hundred forty-eight billion, eight hundred three million, four hundred thirty-eight thousand, seventy-eight".