1016424672621 has 8 divisors (see below), whose sum is σ = 1355672491680. Its totient is φ = 677396650992.

The previous prime is 1016424672607. The next prime is 1016424672649. The reversal of 1016424672621 is 1262764246101.

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

It is not a de Polignac number, because 1016424672621 - 2¹⁷ = 1016424541549 is a prime.

It is a super-2 number, since 2×1016424672621² (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 (1016424672661) 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, 54938566 + ... + 54957063.

It is an arithmetic number, because the mean of its divisors is an integer number (169459061460).

Almost surely, 2^{1016424672621} is an apocalyptic number.

It is an amenable number.

1016424672621 is a deficient number, since it is larger than the sum of its proper divisors (339247819059).

1016424672621 is a wasteful number, since it uses less digits than its factorization.

1016424672621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109898715.

The product of its (nonzero) digits is 193536, while the sum is 42.

The spelling of 1016424672621 in words is "one trillion, sixteen billion, four hundred twenty-four million, six hundred seventy-two thousand, six hundred twenty-one".