1252344150340 has 48 divisors (see below), whose sum is σ = 2687917478400. Its totient is φ = 489907221632.

The previous prime is 1252344150329. The next prime is 1252344150367. The reversal of 1252344150340 is 430514432521.

It is a junction number, because it is equal to n+sod(n) for n = 1252344150296 and 1252344150305.

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, 734826 + ... + 1744894.

It is an arithmetic number, because the mean of its divisors is an integer number (55998280800).

Almost surely, 2^{1252344150340} is an apocalyptic number.

1252344150340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1252344150340 is an abundant number, since it is smaller than the sum of its proper divisors (1435573328060).

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

1252344150340 is a wasteful number, since it uses less digits than its factorization.

1252344150340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1011444 (or 1011442 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 34.

Adding to 1252344150340 its reverse (430514432521), we get a palindrome (1682858582861).

The spelling of 1252344150340 in words is "one trillion, two hundred fifty-two billion, three hundred forty-four million, one hundred fifty thousand, three hundred forty".