1051950219263 has 4 divisors (see below), whose sum is σ = 1052494427208. Its totient is φ = 1051406011320.

The previous prime is 1051950219251. The next prime is 1051950219269. The reversal of 1051950219263 is 3629120591501.

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 1051950219263 - 2²⁰ = 1051949170687 is a prime.

It is a super-2 number, since 2×1051950219263² (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 (1051950219269) 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, 272101073 + ... + 272104938.

It is an arithmetic number, because the mean of its divisors is an integer number (263123606802).

Almost surely, 2^{1051950219263} is an apocalyptic number.

1051950219263 is a deficient number, since it is larger than the sum of its proper divisors (544207945).

1051950219263 is an equidigital number, since it uses as much as digits as its factorization.

1051950219263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 544207944.

The product of its (nonzero) digits is 145800, while the sum is 44.

The spelling of 1051950219263 in words is "one trillion, fifty-one billion, nine hundred fifty million, two hundred nineteen thousand, two hundred sixty-three".