1294709863340 has 48 divisors (see below), whose sum is σ = 2723990955840. Its totient is φ = 516912844800.

The previous prime is 1294709863339. The next prime is 1294709863451. The reversal of 1294709863340 is 433689074921.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors.

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, 80393729 + ... + 80409831.

It is an arithmetic number, because the mean of its divisors is an integer number (56749811580).

Almost surely, 2^{1294709863340} is an apocalyptic number.

1294709863340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1294709863340 is an abundant number, since it is smaller than the sum of its proper divisors (1429281092500).

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

1294709863340 is a wasteful number, since it uses less digits than its factorization.

1294709863340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23402 (or 23400 counting only the distinct ones).

The product of its (nonzero) digits is 7838208, while the sum is 56.

The spelling of 1294709863340 in words is "one trillion, two hundred ninety-four billion, seven hundred nine million, eight hundred sixty-three thousand, three hundred forty".