1551288044052 has 36 divisors (see below), whose sum is σ = 3922583639520. Its totient is φ = 516928252752.

The previous prime is 1551288044029. The next prime is 1551288044069. The reversal of 1551288044052 is 2504408821551.

1551288044052 is a `hidden beast` number, since 1 + 5 + 5 + 128 + 80 + 440 + 5 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 1551288043989 and 1551288044007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6877552 + ... + 7099527.

Almost surely, 2^{1551288044052} is an apocalyptic number.

1551288044052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1551288044052 is an abundant number, since it is smaller than the sum of its proper divisors (2371295595468).

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

1551288044052 is a wasteful number, since it uses less digits than its factorization.

1551288044052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13980172 (or 13980167 counting only the distinct ones).

The product of its (nonzero) digits is 512000, while the sum is 45.

The spelling of 1551288044052 in words is "one trillion, five hundred fifty-one billion, two hundred eighty-eight million, forty-four thousand, fifty-two".