1407172672405 has 16 divisors (see below), whose sum is σ = 1700058057984. Its totient is φ = 1118129644800.

The previous prime is 1407172672391. The next prime is 1407172672447. The reversal of 1407172672405 is 5042762717041.

It is not a de Polignac number, because 1407172672405 - 2³⁵ = 1372812934037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1144521 + ... + 2030830.

It is an arithmetic number, because the mean of its divisors is an integer number (106253628624).

Almost surely, 2^{1407172672405} is an apocalyptic number.

It is an amenable number.

1407172672405 is a deficient number, since it is larger than the sum of its proper divisors (292885385579).

1407172672405 is a wasteful number, since it uses less digits than its factorization.

1407172672405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3175956.

The product of its (nonzero) digits is 658560, while the sum is 46.

The spelling of 1407172672405 in words is "one trillion, four hundred seven billion, one hundred seventy-two million, six hundred seventy-two thousand, four hundred five".