1401464375259 has 24 divisors (see below), whose sum is σ = 2023782020352. Its totient is φ = 862283616480.

The previous prime is 1401464375197. The next prime is 1401464375291. The reversal of 1401464375259 is 9525734641041.

It is not a de Polignac number, because 1401464375259 - 2⁹ = 1401464374747 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1401464375299) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2587434 + ... + 3081840.

It is an arithmetic number, because the mean of its divisors is an integer number (84324250848).

Almost surely, 2^{1401464375259} is an apocalyptic number.

1401464375259 is a deficient number, since it is larger than the sum of its proper divisors (622317645093).

1401464375259 is a wasteful number, since it uses less digits than its factorization.

1401464375259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500027 (or 500014 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 51.

The spelling of 1401464375259 in words is "one trillion, four hundred one billion, four hundred sixty-four million, three hundred seventy-five thousand, two hundred fifty-nine".