998075772001063 has 32 divisors (see below), whose sum is σ = 1171923895296000. Its totient is φ = 832212330165216.

The previous prime is 998075772001037. The next prime is 998075772001073. The reversal of 998075772001063 is 360100277570899.

It is a de Polignac number, because none of the positive numbers 2^k-998075772001063 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 998075772000986 and 998075772001004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (998075772001073) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 68939470 + ... + 82151092.

It is an arithmetic number, because the mean of its divisors is an integer number (36622621728000).

Almost surely, 2^{998075772001063} is an apocalyptic number.

998075772001063 is a deficient number, since it is larger than the sum of its proper divisors (173848123294937).

998075772001063 is a wasteful number, since it uses less digits than its factorization.

998075772001063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13212691.

The product of its (nonzero) digits is 40007520, while the sum is 64.

The spelling of 998075772001063 in words is "nine hundred ninety-eight trillion, seventy-five billion, seven hundred seventy-two million, one thousand, sixty-three".