1801125234250 has 32 divisors (see below), whose sum is σ = 3393182349648. Its totient is φ = 715861224000.

The previous prime is 1801125234203. The next prime is 1801125234289. The reversal of 1801125234250 is 524325211081.

It can be written as a sum of positive squares in 8 ways, for example, as 249683100489 + 1551442133761 = 499683^2 + 1245569^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22905021 + ... + 22983520.

Almost surely, 2^{1801125234250} is an apocalyptic number.

1801125234250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1801125234250 is a deficient number, since it is larger than the sum of its proper divisors (1592057115398).

1801125234250 is a wasteful number, since it uses less digits than its factorization.

1801125234250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45888715 (or 45888705 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 34.

The spelling of 1801125234250 in words is "one trillion, eight hundred one billion, one hundred twenty-five million, two hundred thirty-four thousand, two hundred fifty".