1849015518364 has 24 divisors (see below), whose sum is σ = 3699183610080. Its totient is φ = 792188242176.

The previous prime is 1849015518289. The next prime is 1849015518367. The reversal of 1849015518364 is 4638155109481.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1849015518367) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10199377 + ... + 10379080.

It is an arithmetic number, because the mean of its divisors is an integer number (154132650420).

Almost surely, 2^{1849015518364} is an apocalyptic number.

1849015518364 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1849015518364 is an abundant number, since it is smaller than the sum of its proper divisors (1850168091716).

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

1849015518364 is a wasteful number, since it uses less digits than its factorization.

1849015518364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20581677 (or 20581675 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 55.

The spelling of 1849015518364 in words is "one trillion, eight hundred forty-nine billion, fifteen million, five hundred eighteen thousand, three hundred sixty-four".