4851561106535 has 24 divisors (see below), whose sum is σ = 6891499144320. Its totient is φ = 3256992066240.

The previous prime is 4851561106523. The next prime is 4851561106603. The reversal of 4851561106535 is 5356011651584.

It is not a de Polignac number, because 4851561106535 - 2¹⁴ = 4851561090151 is a prime.

It is a super-2 number, since 2×4851561106535² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 308419415 + ... + 308435144.

It is an arithmetic number, because the mean of its divisors is an integer number (287145797680).

Almost surely, 2^{4851561106535} is an apocalyptic number.

4851561106535 is a deficient number, since it is larger than the sum of its proper divisors (2039938037785).

4851561106535 is a wasteful number, since it uses less digits than its factorization.

4851561106535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616854599 (or 616854588 counting only the distinct ones).

The product of its (nonzero) digits is 2160000, while the sum is 50.

The spelling of 4851561106535 in words is "four trillion, eight hundred fifty-one billion, five hundred sixty-one million, one hundred six thousand, five hundred thirty-five".