1551414200233 has 4 divisors (see below), whose sum is σ = 1552803112900. Its totient is φ = 1550025287568.

The previous prime is 1551414200213. The next prime is 1551414200243. The reversal of 1551414200233 is 3320024141551.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 226502701929 + 1324911498304 = 475923^2 + 1151048^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1551414200233 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1551414200195 and 1551414200204.

It is not an unprimeable number, because it can be changed into a prime (1551414200213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 694454658 + ... + 694456891.

It is an arithmetic number, because the mean of its divisors is an integer number (388200778225).

Almost surely, 2^{1551414200233} is an apocalyptic number.

It is an amenable number.

1551414200233 is a deficient number, since it is larger than the sum of its proper divisors (1388912667).

1551414200233 is a wasteful number, since it uses less digits than its factorization.

1551414200233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1388912666.

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 1551414200233 its reverse (3320024141551), we get a palindrome (4871438341784).

The spelling of 1551414200233 in words is "one trillion, five hundred fifty-one billion, four hundred fourteen million, two hundred thousand, two hundred thirty-three".