98311019571 has 48 divisors (see below), whose sum is σ = 152350240224. Its totient is φ = 63303047424.

The previous prime is 98311019563. The next prime is 98311019581. The reversal of 98311019571 is 17591011389.

It is a happy number.

It is not a de Polignac number, because 98311019571 - 2³ = 98311019563 is a prime.

It is not an unprimeable number, because it can be changed into a prime (98311019551) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1191861 + ... + 1271673.

It is an arithmetic number, because the mean of its divisors is an integer number (3173963338).

Almost surely, 2^98311019571 is an apocalyptic number.

98311019571 is a deficient number, since it is larger than the sum of its proper divisors (54039220653).

98311019571 is a wasteful number, since it uses less digits than its factorization.

98311019571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80002 (or 79990 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 45.

The spelling of 98311019571 in words is "ninety-eight billion, three hundred eleven million, nineteen thousand, five hundred seventy-one".