1260237143340 has 72 divisors (see below), whose sum is σ = 4368822101280. Its totient is φ = 288054203904.

The previous prime is 1260237143323. The next prime is 1260237143381. The reversal of 1260237143340 is 433417320621.

1260237143340 is a `hidden beast` number, since 1 + 2 + 602 + 3 + 7 + 1 + 4 + 3 + 3 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1260237143295 and 1260237143304.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 500092845 + ... + 500095364.

It is an arithmetic number, because the mean of its divisors is an integer number (60678084740).

Almost surely, 2^{1260237143340} is an apocalyptic number.

1260237143340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1260237143340 is an abundant number, since it is smaller than the sum of its proper divisors (3108584957940).

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

1260237143340 is a wasteful number, since it uses less digits than its factorization.

1260237143340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000188231 (or 1000188226 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 36.

The spelling of 1260237143340 in words is "one trillion, two hundred sixty billion, two hundred thirty-seven million, one hundred forty-three thousand, three hundred forty".