1551040550024 has 24 divisors (see below), whose sum is σ = 3383009363790. Its totient is φ = 664731664128.

The previous prime is 1551040549969. The next prime is 1551040550057. The reversal of 1551040550024 is 4200550401551.

It can be written as a sum of positive squares in only one way, i.e., 1463572487524 + 87468062500 = 1209782^2 + 295750^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1978367657 + ... + 1978368440.

Almost surely, 2^{1551040550024} is an apocalyptic number.

1551040550024 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1551040550024 is an abundant number, since it is smaller than the sum of its proper divisors (1831968813766).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1551040550024 is a wasteful number, since it uses less digits than its factorization.

1551040550024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3956736117 (or 3956736106 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 32.

Adding to 1551040550024 its reverse (4200550401551), we get a palindrome (5751590951575).

The spelling of 1551040550024 in words is "one trillion, five hundred fifty-one billion, forty million, five hundred fifty thousand, twenty-four".