1551304540112 has 10 divisors (see below), whose sum is σ = 3005652546498. Its totient is φ = 775652270048.

The previous prime is 1551304540061. The next prime is 1551304540129. The reversal of 1551304540112 is 2110454031551.

It can be written as a sum of positive squares in only one way, i.e., 1248976115776 + 302328424336 = 1117576^2 + 549844^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48478266863 + ... + 48478266894.

Almost surely, 2^{1551304540112} is an apocalyptic number.

It is an amenable number.

1551304540112 is a deficient number, since it is larger than the sum of its proper divisors (1454348006386).

1551304540112 is an equidigital number, since it uses as much as digits as its factorization.

1551304540112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96956533765 (or 96956533759 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 32.

Adding to 1551304540112 its reverse (2110454031551), we get a palindrome (3661758571663).

The spelling of 1551304540112 in words is "one trillion, five hundred fifty-one billion, three hundred four million, five hundred forty thousand, one hundred twelve".