1406450631156 has 96 divisors (see below), whose sum is σ = 3495699043200. Its totient is φ = 438582988800.

The previous prime is 1406450631119. The next prime is 1406450631163. The reversal of 1406450631156 is 6511360546041.

It is a super-3 number, since 3×1406450631156³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 84215295 + ... + 84231993.

It is an arithmetic number, because the mean of its divisors is an integer number (36413531700).

Almost surely, 2^{1406450631156} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1406450631156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1747849521600).

1406450631156 is an abundant number, since it is smaller than the sum of its proper divisors (2089248412044).

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

1406450631156 is a wasteful number, since it uses less digits than its factorization.

1406450631156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19185 (or 19183 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 42.

The spelling of 1406450631156 in words is "one trillion, four hundred six billion, four hundred fifty million, six hundred thirty-one thousand, one hundred fifty-six".