9449173020402 has 20 divisors (see below), whose sum is σ = 21173146953486. Its totient is φ = 3149724340080.

The previous prime is 9449173020283. The next prime is 9449173020437. The reversal of 9449173020402 is 2040203719449.

9449173020402 is a `hidden beast` number, since 94 + 4 + 91 + 73 + 0 + 2 + 0 + 402 = 666.

9449173020402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 8558205044481 + 890967975921 = 2925441^2 + 943911^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 29164114099 + ... + 29164114422.

Almost surely, 2^{9449173020402} is an apocalyptic number.

9449173020402 is an abundant number, since it is smaller than the sum of its proper divisors (11723973933084).

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

9449173020402 is a wasteful number, since it uses less digits than its factorization.

9449173020402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58328228535 (or 58328228526 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The spelling of 9449173020402 in words is "nine trillion, four hundred forty-nine billion, one hundred seventy-three million, twenty thousand, four hundred two".