1406533366290 has 128 divisors (see below), whose sum is σ = 3827248911360. Its totient is φ = 327952703232.

The previous prime is 1406533366289. The next prime is 1406533366319. The reversal of 1406533366290 is 926633356041.

It is a happy number.

It is a super-2 number, since 2×1406533366290² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 83302189 + ... + 83319071.

It is an arithmetic number, because the mean of its divisors is an integer number (29900382120).

Almost surely, 2^{1406533366290} is an apocalyptic number.

1406533366290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1406533366290, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1913624455680).

1406533366290 is an abundant number, since it is smaller than the sum of its proper divisors (2420715545070).

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

1406533366290 is a wasteful number, since it uses less digits than its factorization.

1406533366290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28168.

The product of its (nonzero) digits is 2099520, while the sum is 48.

The spelling of 1406533366290 in words is "one trillion, four hundred six billion, five hundred thirty-three million, three hundred sixty-six thousand, two hundred ninety".