98040202740778 has 8 divisors (see below), whose sum is σ = 147063974957568. Its totient is φ = 49018877754924.

The previous prime is 98040202740713. The next prime is 98040202740827. The reversal of 98040202740778 is 87704720204089.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×98040202740778² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 611707576 + ... + 611867827.

It is an arithmetic number, because the mean of its divisors is an integer number (18382996869696).

Almost surely, 2^{98040202740778} is an apocalyptic number.

98040202740778 is a deficient number, since it is larger than the sum of its proper divisors (49023772216790).

98040202740778 is a wasteful number, since it uses less digits than its factorization.

98040202740778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1223615468.

The product of its (nonzero) digits is 12644352, while the sum is 58.

The spelling of 98040202740778 in words is "ninety-eight trillion, forty billion, two hundred two million, seven hundred forty thousand, seven hundred seventy-eight".