1421080573250 has 64 divisors (see below), whose sum is σ = 2865178618848. Its totient is φ = 524655360000.

The previous prime is 1421080573243. The next prime is 1421080573259. The reversal of 1421080573250 is 523750801241.

It can be written as a sum of positive squares in 16 ways, for example, as 233017632961 + 1188062940289 = 482719^2 + 1089983^2 .

It is not an unprimeable number, because it can be changed into a prime (1421080573259) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 54980330 + ... + 55006170.

Almost surely, 2^{1421080573250} is an apocalyptic number.

1421080573250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1421080573250 is an abundant number, since it is smaller than the sum of its proper divisors (1444098045598).

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

1421080573250 is a wasteful number, since it uses less digits than its factorization.

1421080573250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42792 (or 42782 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 38.

The spelling of 1421080573250 in words is "one trillion, four hundred twenty-one billion, eighty million, five hundred seventy-three thousand, two hundred fifty".