1051005510998 has 16 divisors (see below), whose sum is σ = 1578349871280. Its totient is φ = 524889146016.

The previous prime is 1051005510983. The next prime is 1051005511027. The reversal of 1051005510998 is 8990155001501.

It is a super-2 number, since 2×1051005510998² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8380040 + ... + 8504532.

It is an arithmetic number, because the mean of its divisors is an integer number (98646866955).

Almost surely, 2^{1051005510998} is an apocalyptic number.

1051005510998 is a deficient number, since it is larger than the sum of its proper divisors (527344360282).

1051005510998 is a wasteful number, since it uses less digits than its factorization.

1051005510998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129391.

The product of its (nonzero) digits is 81000, while the sum is 44.

The spelling of 1051005510998 in words is "one trillion, fifty-one billion, five million, five hundred ten thousand, nine hundred ninety-eight".