1407443140875 has 128 divisors (see below), whose sum is σ = 2416953876480. Its totient is φ = 727056000000.

The previous prime is 1407443140849. The next prime is 1407443140879. The reversal of 1407443140875 is 5780413447041.

It is a happy number.

It is not a de Polignac number, because 1407443140875 - 2⁵ = 1407443140843 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1407443140879) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 551720850 + ... + 551723400.

It is an arithmetic number, because the mean of its divisors is an integer number (18882452160).

Almost surely, 2^{1407443140875} is an apocalyptic number.

1407443140875 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1407443140875 is a deficient number, since it is larger than the sum of its proper divisors (1009510735605).

1407443140875 is a wasteful number, since it uses less digits than its factorization.

1407443140875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2990 (or 2980 counting only the distinct ones).

The product of its (nonzero) digits is 1505280, while the sum is 48.

The spelling of 1407443140875 in words is "one trillion, four hundred seven billion, four hundred forty-three million, one hundred forty thousand, eight hundred seventy-five".