1253883143378 has 16 divisors (see below), whose sum is σ = 1881886684896. Its totient is φ = 626587655040.

The previous prime is 1253883143377. The next prime is 1253883143467. The reversal of 1253883143378 is 8733413883521.

It is not an unprimeable number, because it can be changed into a prime (1253883143377) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58009793 + ... + 58031403.

It is an arithmetic number, because the mean of its divisors is an integer number (117617917806).

Almost surely, 2^{1253883143378} is an apocalyptic number.

1253883143378 is a deficient number, since it is larger than the sum of its proper divisors (628003541518).

1253883143378 is a wasteful number, since it uses less digits than its factorization.

1253883143378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36649.

The product of its digits is 11612160, while the sum is 56.

It can be divided in two parts, 1253883143 and 378, that added together give a palindrome (1253883521).

The spelling of 1253883143378 in words is "one trillion, two hundred fifty-three billion, eight hundred eighty-three million, one hundred forty-three thousand, three hundred seventy-eight".