1019110464263 has 12 divisors (see below), whose sum is σ = 1055528812728. Its totient is φ = 983908292640.

The previous prime is 1019110464259. The next prime is 1019110464269. The reversal of 1019110464263 is 3624640119101.

It is not a de Polignac number, because 1019110464263 - 2² = 1019110464259 is a prime.

It is a super-2 number, since 2×1019110464263² (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 (1019110464269) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20210120 + ... + 20260482.

It is an arithmetic number, because the mean of its divisors is an integer number (87960734394).

Almost surely, 2^{1019110464263} is an apocalyptic number.

1019110464263 is a deficient number, since it is larger than the sum of its proper divisors (36418348465).

1019110464263 is an equidigital number, since it uses as much as digits as its factorization.

1019110464263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74482 (or 74453 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 38.

The spelling of 1019110464263 in words is "one trillion, nineteen billion, one hundred ten million, four hundred sixty-four thousand, two hundred sixty-three".