1253084687400 has 192 divisors, whose sum is σ = 4781000246400. Its totient is φ = 264387087360.

The previous prime is 1253084687347. The next prime is 1253084687431. The reversal of 1253084687400 is 47864803521.

It is a self number, because there is not a number n which added to its sum of digits gives 1253084687400.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11420535 + ... + 11529734.

It is an arithmetic number, because the mean of its divisors is an integer number (24901042950).

Almost surely, 2^{1253084687400} is an apocalyptic number.

1253084687400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1253084687400 is an abundant number, since it is smaller than the sum of its proper divisors (3527915559000).

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

1253084687400 is a wasteful number, since it uses less digits than its factorization.

1253084687400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22950308 (or 22950299 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 48.

The spelling of 1253084687400 in words is "one trillion, two hundred fifty-three billion, eighty-four million, six hundred eighty-seven thousand, four hundred".