1235642346344 has 64 divisors (see below), whose sum is σ = 2700445478400. Its totient is φ = 519084667584.

The previous prime is 1235642346287. The next prime is 1235642346347. The reversal of 1235642346344 is 4436432465321.

It is not an unprimeable number, because it can be changed into a prime (1235642346347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 607607 + ... + 1685369.

It is an arithmetic number, because the mean of its divisors is an integer number (42194460600).

Almost surely, 2^{1235642346344} is an apocalyptic number.

1235642346344 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1235642346344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1350222739200).

1235642346344 is an abundant number, since it is smaller than the sum of its proper divisors (1464803132056).

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

1235642346344 is a wasteful number, since it uses less digits than its factorization.

1235642346344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1078182 (or 1078178 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 47.

The spelling of 1235642346344 in words is "one trillion, two hundred thirty-five billion, six hundred forty-two million, three hundred forty-six thousand, three hundred forty-four".