1406872387338 has 32 divisors (see below), whose sum is σ = 3070160451072. Its totient is φ = 426238758000.

The previous prime is 1406872387331. The next prime is 1406872387373. The reversal of 1406872387338 is 8337832786041.

It is not an unprimeable number, because it can be changed into a prime (1406872387331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1825956 + ... + 2479487.

It is an arithmetic number, because the mean of its divisors is an integer number (95942514096).

Almost surely, 2^{1406872387338} is an apocalyptic number.

1406872387338 is an abundant number, since it is smaller than the sum of its proper divisors (1663288063734).

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

1406872387338 is a wasteful number, since it uses less digits than its factorization.

1406872387338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4310410.

The product of its (nonzero) digits is 32514048, while the sum is 60.

The spelling of 1406872387338 in words is "one trillion, four hundred six billion, eight hundred seventy-two million, three hundred eighty-seven thousand, three hundred thirty-eight".