3123151355536 has 15 divisors (see below), whose sum is σ = 6051119447523. Its totient is φ = 1561572143280.

The previous prime is 3123151355507. The next prime is 3123151355567. The reversal of 3123151355536 is 6355531513213.

The square root of 3123151355536 is 1767244.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3123151355492 and 3123151355501.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 6848071 + ... + 7289881.

Almost surely, 2^{3123151355536} is an apocalyptic number.

3123151355536 is the 1767244-th square number.

It is an amenable number.

3123151355536 is a deficient number, since it is larger than the sum of its proper divisors (2927968091987).

3123151355536 is an frugal number, since it uses more digits than its factorization.

3123151355536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 883630 (or 441813 counting only the distinct ones).

The product of its digits is 607500, while the sum is 43.

Adding to 3123151355536 its reverse (6355531513213), we get a palindrome (9478682868749).

The spelling of 3123151355536 in words is "three trillion, one hundred twenty-three billion, one hundred fifty-one million, three hundred fifty-five thousand, five hundred thirty-six".