1616425761426 has 32 divisors (see below), whose sum is σ = 3694954917888. Its totient is φ = 461802498960.

The previous prime is 1616425761421. The next prime is 1616425761473. The reversal of 1616425761426 is 6241675246161.

It is a super-2 number, since 2×1616425761426² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1616425761421) 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 15 ways as a sum of consecutive naturals, for example, 803010 + ... + 1969181.

It is an arithmetic number, because the mean of its divisors is an integer number (115467341184).

Almost surely, 2^{1616425761426} is an apocalyptic number.

1616425761426 is an abundant number, since it is smaller than the sum of its proper divisors (2078529156462).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1616425761426 is a wasteful number, since it uses less digits than its factorization.

1616425761426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2786086.

The product of its digits is 2903040, while the sum is 51.

The spelling of 1616425761426 in words is "one trillion, six hundred sixteen billion, four hundred twenty-five million, seven hundred sixty-one thousand, four hundred twenty-six".