487096812902813 has 4 divisors (see below), whose sum is σ = 489569385557340. Its totient is φ = 484624240248288.

The previous prime is 487096812902807. The next prime is 487096812902827. The reversal of 487096812902813 is 318209218690784.

487096812902813 = 15606037² + 15606038².

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 243548422057444 + 243548390845369 = 15606038^2 + 15606037^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-487096812902813 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (487096812908813) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1236286326968 + ... + 1236286327361.

It is an arithmetic number, because the mean of its divisors is an integer number (122392346389335).

Almost surely, 2^{487096812902813} is an apocalyptic number.

487096812902813 is the 15606038-th centered square number.

It is an amenable number.

487096812902813 is a deficient number, since it is larger than the sum of its proper divisors (2472572654527).

487096812902813 is a wasteful number, since it uses less digits than its factorization.

487096812902813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2472572654526.

The product of its (nonzero) digits is 83607552, while the sum is 68.

The spelling of 487096812902813 in words is "four hundred eighty-seven trillion, ninety-six billion, eight hundred twelve million, nine hundred two thousand, eight hundred thirteen".