1551452433125 has 20 divisors (see below), whose sum is σ = 2215651389600. Its totient is φ = 1063853094000.

The previous prime is 1551452433119. The next prime is 1551452433137. The reversal of 1551452433125 is 5213342541551.

It is not a de Polignac number, because 1551452433125 - 2⁶ = 1551452433061 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 177304475 + ... + 177313224.

It is an arithmetic number, because the mean of its divisors is an integer number (110782569480).

Almost surely, 2^{1551452433125} is an apocalyptic number.

It is an amenable number.

1551452433125 is a deficient number, since it is larger than the sum of its proper divisors (664198956475).

1551452433125 is an frugal number, since it uses more digits than its factorization.

1551452433125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354617726 (or 354617711 counting only the distinct ones).

The product of its digits is 360000, while the sum is 41.

Adding to 1551452433125 its reverse (5213342541551), we get a palindrome (6764794974676).

The spelling of 1551452433125 in words is "one trillion, five hundred fifty-one billion, four hundred fifty-two million, four hundred thirty-three thousand, one hundred twenty-five".