465077028885261 has 16 divisors (see below), whose sum is σ = 667841309169216. Its totient is φ = 286184793159936.

The previous prime is 465077028885257. The next prime is 465077028885269. The reversal of 465077028885261 is 162588820770564.

It is not a de Polignac number, because 465077028885261 - 2² = 465077028885257 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (465077028885269) 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, 342133495 + ... + 343490148.

It is an arithmetic number, because the mean of its divisors is an integer number (41740081823076).

Almost surely, 2^{465077028885261} is an apocalyptic number.

It is an amenable number.

465077028885261 is a deficient number, since it is larger than the sum of its proper divisors (202764280283955).

465077028885261 is a wasteful number, since it uses less digits than its factorization.

465077028885261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 685641052.

The product of its (nonzero) digits is 361267200, while the sum is 69.

The spelling of 465077028885261 in words is "four hundred sixty-five trillion, seventy-seven billion, twenty-eight million, eight hundred eighty-five thousand, two hundred sixty-one".