1016654625419 has 8 divisors (see below), whose sum is σ = 1038389502528. Its totient is φ = 994924078720.

The previous prime is 1016654625359. The next prime is 1016654625433. The reversal of 1016654625419 is 9145264566101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1016654625419 is a prime.

It is a super-2 number, since 2×1016654625419² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1016654625319) by changing a digit.

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, 605822 + ... + 1549299.

It is an arithmetic number, because the mean of its divisors is an integer number (129798687816).

Almost surely, 2^{1016654625419} is an apocalyptic number.

1016654625419 is a deficient number, since it is larger than the sum of its proper divisors (21734877109).

1016654625419 is a wasteful number, since it uses less digits than its factorization.

1016654625419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2165205.

The product of its (nonzero) digits is 1555200, while the sum is 50.

The spelling of 1016654625419 in words is "one trillion, sixteen billion, six hundred fifty-four million, six hundred twenty-five thousand, four hundred nineteen".