1616537226404 has 12 divisors (see below), whose sum is σ = 2854893726300. Its totient is φ = 800853304608.

The previous prime is 1616537226383. The next prime is 1616537226413. The reversal of 1616537226404 is 4046227356161.

It can be written as a sum of positive squares in 2 ways, for example, as 1194544074304 + 421993152100 = 1092952^2 + 649610^2 .

It is a super-2 number, since 2×1616537226404² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1853826659 + ... + 1853827530.

It is an arithmetic number, because the mean of its divisors is an integer number (237907810525).

Almost surely, 2^{1616537226404} is an apocalyptic number.

It is an amenable number.

1616537226404 is a deficient number, since it is larger than the sum of its proper divisors (1238356499896).

1616537226404 is a wasteful number, since it uses less digits than its factorization.

1616537226404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3707654302 (or 3707654300 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 47.

The spelling of 1616537226404 in words is "one trillion, six hundred sixteen billion, five hundred thirty-seven million, two hundred twenty-six thousand, four hundred four".