1051488916479 has 24 divisors (see below), whose sum is σ = 1544572647072. Its totient is φ = 689161482240.

The previous prime is 1051488916477. The next prime is 1051488916483. The reversal of 1051488916479 is 9746198841501.

1051488916479 is a `hidden beast` number, since 1 + 0 + 5 + 1 + 488 + 91 + 64 + 7 + 9 = 666.

It is not a de Polignac number, because 1051488916479 - 2¹ = 1051488916477 is a prime.

It is a super-2 number, since 2×1051488916479² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1051488916477) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2105202 + ... + 2556335.

It is an arithmetic number, because the mean of its divisors is an integer number (64357193628).

Almost surely, 2^{1051488916479} is an apocalyptic number.

1051488916479 is a deficient number, since it is larger than the sum of its proper divisors (493083730593).

1051488916479 is a wasteful number, since it uses less digits than its factorization.

1051488916479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4661967 (or 4661964 counting only the distinct ones).

The product of its (nonzero) digits is 17418240, while the sum is 63.

The spelling of 1051488916479 in words is "one trillion, fifty-one billion, four hundred eighty-eight million, nine hundred sixteen thousand, four hundred seventy-nine".