1616537226426 has 16 divisors (see below), whose sum is σ = 3403236266400. Its totient is φ = 510485439888.

The previous prime is 1616537226413. The next prime is 1616537226439. The reversal of 1616537226426 is 6246227356161.

It is an interprime number because it is at equal distance from previous prime (1616537226413) and next prime (1616537226439).

It is a super-2 number, since 2×1616537226426² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7090075441 + ... + 7090075668.

It is an arithmetic number, because the mean of its divisors is an integer number (212702266650).

Almost surely, 2^{1616537226426} is an apocalyptic number.

1616537226426 is an abundant number, since it is smaller than the sum of its proper divisors (1786699039974).

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

1616537226426 is a wasteful number, since it uses less digits than its factorization.

1616537226426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14180151133.

The product of its digits is 4354560, while the sum is 51.

The spelling of 1616537226426 in words is "one trillion, six hundred sixteen billion, five hundred thirty-seven million, two hundred twenty-six thousand, four hundred twenty-six".