1050505010551 has 4 divisors (see below), whose sum is σ = 1050516145872. Its totient is φ = 1050493875232.

The previous prime is 1050505010501. The next prime is 1050505010557. The reversal of 1050505010551 is 1550105050501.

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

It is a cyclic number.

It is not a de Polignac number, because 1050505010551 - 2¹¹ = 1050505008503 is a prime.

It is a super-2 number, since 2×1050505010551² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1050505010557) 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, 5424931 + ... + 5615236.

It is an arithmetic number, because the mean of its divisors is an integer number (262629036468).

Almost surely, 2^{1050505010551} is an apocalyptic number.

1050505010551 is a deficient number, since it is larger than the sum of its proper divisors (11135321).

1050505010551 is an equidigital number, since it uses as much as digits as its factorization.

1050505010551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11135320.

The product of its (nonzero) digits is 3125, while the sum is 28.

The spelling of 1050505010551 in words is "one trillion, fifty billion, five hundred five million, ten thousand, five hundred fifty-one".