1264514497801 has 16 divisors (see below), whose sum is σ = 1368498551040. Its totient is φ = 1163860675840.

The previous prime is 1264514497793. The next prime is 1264514497811. The reversal of 1264514497801 is 1087944154621.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1264514497801 - 2³ = 1264514497793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1264514497811) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 338106 + ... + 1625836.

It is an arithmetic number, because the mean of its divisors is an integer number (85531159440).

Almost surely, 2^{1264514497801} is an apocalyptic number.

It is an amenable number.

1264514497801 is a deficient number, since it is larger than the sum of its proper divisors (103984053239).

1264514497801 is a wasteful number, since it uses less digits than its factorization.

1264514497801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1289024.

The product of its (nonzero) digits is 1935360, while the sum is 52.

The spelling of 1264514497801 in words is "one trillion, two hundred sixty-four billion, five hundred fourteen million, four hundred ninety-seven thousand, eight hundred one".