1406674806740 has 96 divisors (see below), whose sum is σ = 3474331225344. Its totient is φ = 468297123840.

The previous prime is 1406674806701. The next prime is 1406674806749. The reversal of 1406674806740 is 476084766041.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1406674806749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2266844 + ... + 2819916.

It is an arithmetic number, because the mean of its divisors is an integer number (36190950264).

Almost surely, 2^{1406674806740} is an apocalyptic number.

1406674806740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1406674806740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1737165612672).

1406674806740 is an abundant number, since it is smaller than the sum of its proper divisors (2067656418604).

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

1406674806740 is a wasteful number, since it uses less digits than its factorization.

1406674806740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 553617 (or 553615 counting only the distinct ones).

The product of its (nonzero) digits is 5419008, while the sum is 53.

The spelling of 1406674806740 in words is "one trillion, four hundred six billion, six hundred seventy-four million, eight hundred six thousand, seven hundred forty".