1606012237556 has 12 divisors (see below), whose sum is σ = 2810599580292. Its totient is φ = 802983786048.

The previous prime is 1606012237469. The next prime is 1606012237579. The reversal of 1606012237556 is 6557322106061.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 909982444900 + 696029792656 = 953930^2 + 834284^2 .

It is a super-4 number, since 4×1606012237556⁴ (a number of 50 digits) contains 4444 as substring.

It is a congruent number.

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, 5420855 + ... + 5709438.

It is an arithmetic number, because the mean of its divisors is an integer number (234216631691).

Almost surely, 2^{1606012237556} is an apocalyptic number.

It is an amenable number.

1606012237556 is a deficient number, since it is larger than the sum of its proper divisors (1204587342736).

1606012237556 is a wasteful number, since it uses less digits than its factorization.

1606012237556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11166370 (or 11166368 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 44.

The spelling of 1606012237556 in words is "one trillion, six hundred six billion, twelve million, two hundred thirty-seven thousand, five hundred fifty-six".