1401374016 has 84 divisors (see below), whose sum is σ = 4590625312. Its totient is φ = 400391424.

The previous prime is 1401374011. The next prime is 1401374021. The reversal of 1401374016 is 6104731041.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1401374011) and next prime (1401374021).

It is a tau number, because it is divible by the number of its divisors (84).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1401374011) 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, 169750 + ... + 177813.

Almost surely, 2^1401374016 is an apocalyptic number.

1401374016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1401374016 is an abundant number, since it is smaller than the sum of its proper divisors (3189251296).

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

1401374016 is a wasteful number, since it uses less digits than its factorization.

1401374016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347588 (or 347575 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 1401374016 is about 37434.9304260072. The cubic root of 1401374016 is about 1119.0547977775.

The spelling of 1401374016 in words is "one billion, four hundred one million, three hundred seventy-four thousand, sixteen".