50611001069 has 4 divisors (see below), whose sum is σ = 50612746140. Its totient is φ = 50609256000.

The previous prime is 50611001059. The next prime is 50611001083. The reversal of 50611001069 is 96010011605.

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 37630956169 + 12980044900 = 193987^2 + 113930^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50611001069 is a prime.

It is a super-2 number, since 2×50611001069² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50611001059) 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, 828284 + ... + 887285.

It is an arithmetic number, because the mean of its divisors is an integer number (12653186535).

Almost surely, 2^50611001069 is an apocalyptic number.

It is an amenable number.

50611001069 is a deficient number, since it is larger than the sum of its proper divisors (1745071).

50611001069 is a wasteful number, since it uses less digits than its factorization.

50611001069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1745070.

The product of its (nonzero) digits is 1620, while the sum is 29.

The spelling of 50611001069 in words is "fifty billion, six hundred eleven million, one thousand, sixty-nine".