1401045264 has 60 divisors (see below), whose sum is σ = 4012184176. Its totient is φ = 456152256.

The previous prime is 1401045263. The next prime is 1401045271. The reversal of 1401045264 is 4625401041.

1401045264 is a `hidden beast` number, since 140 + 10 + 452 + 64 = 666.

It is not an unprimeable number, because it can be changed into a prime (1401045263) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 106942 + ... + 119325.

Almost surely, 2^1401045264 is an apocalyptic number.

It is an amenable number.

1401045264 is an abundant number, since it is smaller than the sum of its proper divisors (2611138912).

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

1401045264 is a wasteful number, since it uses less digits than its factorization.

1401045264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226324 (or 226315 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 1401045264 is about 37430.5391892770. The cubic root of 1401045264 is about 1118.9672836019.

The spelling of 1401045264 in words is "one billion, four hundred one million, forty-five thousand, two hundred sixty-four".