1249835949696 has 64 divisors (see below), whose sum is σ = 3361900579200. Its totient is φ = 411338403840.

The previous prime is 1249835949679. The next prime is 1249835949737. The reversal of 1249835949696 is 6969495389421.

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20569545 + ... + 20630216.

It is an arithmetic number, because the mean of its divisors is an integer number (52529696550).

Almost surely, 2^{1249835949696} is an apocalyptic number.

1249835949696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1249835949696 is an abundant number, since it is smaller than the sum of its proper divisors (2112064629504).

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

1249835949696 is an equidigital number, since it uses as much as digits as its factorization.

1249835949696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41199857 (or 41199845 counting only the distinct ones).

The product of its digits is 906992640, while the sum is 75.

The spelling of 1249835949696 in words is "one trillion, two hundred forty-nine billion, eight hundred thirty-five million, nine hundred forty-nine thousand, six hundred ninety-six".