9851245044 has 48 divisors (see below), whose sum is σ = 23466723840. Its totient is φ = 3215355520.

The previous prime is 9851245043. The next prime is 9851245067. The reversal of 9851245044 is 4405421589.

It is a junction number, because it is equal to n+sod(n) for n = 9851244987 and 9851245005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9851245043) 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, 308509 + ... + 338939.

It is an arithmetic number, because the mean of its divisors is an integer number (488890080).

Almost surely, 2^9851245044 is an apocalyptic number.

It is an amenable number.

9851245044 is an abundant number, since it is smaller than the sum of its proper divisors (13615478796).

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

9851245044 is a wasteful number, since it uses less digits than its factorization.

9851245044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31000 (or 30998 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 42.

The square root of 9851245044 is about 99253.4384492547. The cubic root of 9851245044 is about 2143.6985161795.

The spelling of 9851245044 in words is "nine billion, eight hundred fifty-one million, two hundred forty-five thousand, forty-four".