1852378400900 has 36 divisors (see below), whose sum is σ = 4051312032768. Its totient is φ = 735117092640.

The previous prime is 1852378400863. The next prime is 1852378400923. The reversal of 1852378400900 is 90048732581.

It is a happy number.

It is a super-2 number, since 2×1852378400900² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72915584 + ... + 72940983.

Almost surely, 2^{1852378400900} is an apocalyptic number.

1852378400900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1852378400900 is an abundant number, since it is smaller than the sum of its proper divisors (2198933631868).

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

1852378400900 is a wasteful number, since it uses less digits than its factorization.

1852378400900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145856708 (or 145856701 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 47.

The spelling of 1852378400900 in words is "one trillion, eight hundred fifty-two billion, three hundred seventy-eight million, four hundred thousand, nine hundred".