7812020098 has 16 divisors (see below), whose sum is σ = 12695870880. Its totient is φ = 3590750016.

The previous prime is 7812020093. The next prime is 7812020113. The reversal of 7812020098 is 8900202187.

It is a super-2 number, since 2×7812020098² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (7812020093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2670228 + ... + 2673151.

It is an arithmetic number, because the mean of its divisors is an integer number (793491930).

Almost surely, 2^7812020098 is an apocalyptic number.

7812020098 is a deficient number, since it is larger than the sum of its proper divisors (4883850782).

7812020098 is a wasteful number, since it uses less digits than its factorization.

7812020098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5343441.

The product of its (nonzero) digits is 16128, while the sum is 37.

The square root of 7812020098 is about 88385.6328709593. The cubic root of 7812020098 is about 1984.2106849582.

The spelling of 7812020098 in words is "seven billion, eight hundred twelve million, twenty thousand, ninety-eight".