98078019734 has 4 divisors (see below), whose sum is σ = 147117029604. Its totient is φ = 49039009866.

The previous prime is 98078019733. The next prime is 98078019737. The reversal of 98078019734 is 43791087089.

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 98078019734.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98078019733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24519504932 + ... + 24519504935.

It is an arithmetic number, because the mean of its divisors is an integer number (36779257401).

Almost surely, 2^98078019734 is an apocalyptic number.

98078019734 is a deficient number, since it is larger than the sum of its proper divisors (49039009870).

98078019734 is a wasteful number, since it uses less digits than its factorization.

98078019734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49039009869.

The product of its (nonzero) digits is 3048192, while the sum is 56.

The spelling of 98078019734 in words is "ninety-eight billion, seventy-eight million, nineteen thousand, seven hundred thirty-four".