98429215511 has 24 divisors (see below), whose sum is σ = 109244029440. Its totient is φ = 88612634880.

The previous prime is 98429215487. The next prime is 98429215531. The reversal of 98429215511 is 11551292489.

It is a de Polignac number, because none of the positive numbers 2^k-98429215511 is a prime.

It is a super-2 number, since 2×98429215511² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98429215531) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8738195 + ... + 8749451.

It is an arithmetic number, because the mean of its divisors is an integer number (4551834560).

Almost surely, 2^98429215511 is an apocalyptic number.

98429215511 is a deficient number, since it is larger than the sum of its proper divisors (10814813929).

98429215511 is a wasteful number, since it uses less digits than its factorization.

98429215511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11975 (or 11964 counting only the distinct ones).

The product of its digits is 259200, while the sum is 47.

The spelling of 98429215511 in words is "ninety-eight billion, four hundred twenty-nine million, two hundred fifteen thousand, five hundred eleven".