1306788057480 has 32 divisors (see below), whose sum is σ = 3920364172800. Its totient is φ = 348476815296.

The previous prime is 1306788057469. The next prime is 1306788057503. The reversal of 1306788057480 is 847508876031.

It is a self number, because there is not a number n which added to its sum of digits gives 1306788057480.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5444950120 + ... + 5444950359.

It is an arithmetic number, because the mean of its divisors is an integer number (122511380400).

Almost surely, 2^{1306788057480} is an apocalyptic number.

1306788057480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1306788057480 is an abundant number, since it is smaller than the sum of its proper divisors (2613576115320).

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

1306788057480 is a wasteful number, since it uses less digits than its factorization.

1306788057480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10889900493 (or 10889900489 counting only the distinct ones).

The product of its (nonzero) digits is 9031680, while the sum is 57.

The spelling of 1306788057480 in words is "one trillion, three hundred six billion, seven hundred eighty-eight million, fifty-seven thousand, four hundred eighty".