1249435229460 has 48 divisors (see below), whose sum is σ = 3816456702912. Its totient is φ = 302893388800.

The previous prime is 1249435229437. The next prime is 1249435229479. The reversal of 1249435229460 is 649225349421.

It is a happy number.

It is a super-2 number, since 2×1249435229460² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

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, 946541181 + ... + 946542500.

It is an arithmetic number, because the mean of its divisors is an integer number (79509514644).

Almost surely, 2^{1249435229460} is an apocalyptic number.

1249435229460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1249435229460 is an abundant number, since it is smaller than the sum of its proper divisors (2567021473452).

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

1249435229460 is a wasteful number, since it uses less digits than its factorization.

1249435229460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1893083704 (or 1893083702 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 51.

The spelling of 1249435229460 in words is "one trillion, two hundred forty-nine billion, four hundred thirty-five million, two hundred twenty-nine thousand, four hundred sixty".