98771403644772 has 48 divisors (see below), whose sum is σ = 236006989872192. Its totient is φ = 32138624801920.

The previous prime is 98771403644723. The next prime is 98771403644777. The reversal of 98771403644772 is 27744630417789.

It is a junction number, because it is equal to n+sod(n) for n = 98771403644697 and 98771403644706.

It is not an unprimeable number, because it can be changed into a prime (98771403644777) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 394039554 + ... + 394290137.

It is an arithmetic number, because the mean of its divisors is an integer number (4916812289004).

Almost surely, 2^{98771403644772} is an apocalyptic number.

It is an amenable number.

98771403644772 is an abundant number, since it is smaller than the sum of its proper divisors (137235586227420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

98771403644772 is a wasteful number, since it uses less digits than its factorization.

98771403644772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 788329948 (or 788329946 counting only the distinct ones).

The product of its (nonzero) digits is 398297088, while the sum is 69.

The spelling of 98771403644772 in words is "ninety-eight trillion, seven hundred seventy-one billion, four hundred three million, six hundred forty-four thousand, seven hundred seventy-two".