1852038456540 has 384 divisors, whose sum is σ = 5835580692480. Its totient is φ = 436747272192.

The previous prime is 1852038456487. The next prime is 1852038456581. The reversal of 1852038456540 is 456548302581.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 144424569 + ... + 144437391.

It is an arithmetic number, because the mean of its divisors is an integer number (15196824720).

Almost surely, 2^{1852038456540} is an apocalyptic number.

1852038456540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1852038456540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2917790346240).

1852038456540 is an abundant number, since it is smaller than the sum of its proper divisors (3983542235940).

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

1852038456540 is a wasteful number, since it uses less digits than its factorization.

1852038456540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13021 (or 13019 counting only the distinct ones).

The product of its (nonzero) digits is 4608000, while the sum is 51.

The spelling of 1852038456540 in words is "one trillion, eight hundred fifty-two billion, thirty-eight million, four hundred fifty-six thousand, five hundred forty".