1850072685140 has 24 divisors (see below), whose sum is σ = 3967815462912. Its totient is φ = 724283774240.

The previous prime is 1850072685103. The next prime is 1850072685163. The reversal of 1850072685140 is 415862700581.

It is a super-2 number, since 2×1850072685140² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 984080276 + ... + 984082155.

It is an arithmetic number, because the mean of its divisors is an integer number (165325644288).

Almost surely, 2^{1850072685140} is an apocalyptic number.

1850072685140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1850072685140 is an abundant number, since it is smaller than the sum of its proper divisors (2117742777772).

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

1850072685140 is a wasteful number, since it uses less digits than its factorization.

1850072685140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1968162487 (or 1968162485 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 47.

The spelling of 1850072685140 in words is "one trillion, eight hundred fifty billion, seventy-two million, six hundred eighty-five thousand, one hundred forty".