1407780334812 has 48 divisors (see below), whose sum is σ = 3428797881600. Its totient is φ = 448705749888.

The previous prime is 1407780334811. The next prime is 1407780334817. The reversal of 1407780334812 is 2184330877041.

It is a super-3 number, since 3×1407780334812³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1407780334811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42937 + ... + 1678512.

It is an arithmetic number, because the mean of its divisors is an integer number (71433289200).

Almost surely, 2^{1407780334812} is an apocalyptic number.

1407780334812 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1407780334812 is an abundant number, since it is smaller than the sum of its proper divisors (2021017546788).

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

1407780334812 is a wasteful number, since it uses less digits than its factorization.

1407780334812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1724442 (or 1724440 counting only the distinct ones).

The product of its (nonzero) digits is 903168, while the sum is 48.

The spelling of 1407780334812 in words is "one trillion, four hundred seven billion, seven hundred eighty million, three hundred thirty-four thousand, eight hundred twelve".