1606801156131 has 16 divisors (see below), whose sum is σ = 2153442368000. Its totient is φ = 1065681733248.

The previous prime is 1606801156097. The next prime is 1606801156153. The reversal of 1606801156131 is 1316511086061.

It is not a de Polignac number, because 1606801156131 - 2²⁷ = 1606666938403 is a prime.

It is a super-2 number, since 2×1606801156131² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1606801156131.

It is not an unprimeable number, because it can be changed into a prime (1606801156171) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4618290 + ... + 4954008.

It is an arithmetic number, because the mean of its divisors is an integer number (134590148000).

Almost surely, 2^{1606801156131} is an apocalyptic number.

1606801156131 is a deficient number, since it is larger than the sum of its proper divisors (546641211869).

1606801156131 is a wasteful number, since it uses less digits than its factorization.

1606801156131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343938.

The product of its (nonzero) digits is 25920, while the sum is 39.

The spelling of 1606801156131 in words is "one trillion, six hundred six billion, eight hundred one million, one hundred fifty-six thousand, one hundred thirty-one".