1401500264 has 16 divisors (see below), whose sum is σ = 2782390500. Its totient is φ = 659529472.

The previous prime is 1401500251. The next prime is 1401500267. The reversal of 1401500264 is 4620051041.

It can be written as a sum of positive squares in 2 ways, for example, as 1098392164 + 303108100 = 33142^2 + 17410^2 .

It is not an unprimeable number, because it can be changed into a prime (1401500267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5152439 + ... + 5152710.

Almost surely, 2^1401500264 is an apocalyptic number.

It is an amenable number.

1401500264 is a deficient number, since it is larger than the sum of its proper divisors (1380890236).

1401500264 is a wasteful number, since it uses less digits than its factorization.

1401500264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10305172 (or 10305168 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 1401500264 is about 37436.6166206296. The cubic root of 1401500264 is about 1119.0884015088.

The spelling of 1401500264 in words is "one billion, four hundred one million, five hundred thousand, two hundred sixty-four".