1406321306272 has 48 divisors (see below), whose sum is σ = 2777540554152. Its totient is φ = 700915138560.

The previous prime is 1406321306239. The next prime is 1406321306279. The reversal of 1406321306272 is 2726031236041.

It can be written as a sum of positive squares in 4 ways, for example, as 1391465596816 + 14855709456 = 1179604^2 + 121884^2 .

It is not an unprimeable number, because it can be changed into a prime (1406321306279) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58146022 + ... + 58170202.

Almost surely, 2^{1406321306272} is an apocalyptic number.

It is an amenable number.

1406321306272 is a deficient number, since it is larger than the sum of its proper divisors (1371219247880).

1406321306272 is a wasteful number, since it uses less digits than its factorization.

1406321306272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29921 (or 29913 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 37.

The spelling of 1406321306272 in words is "one trillion, four hundred six billion, three hundred twenty-one million, three hundred six thousand, two hundred seventy-two".