2551036553 has 8 divisors (see below), whose sum is σ = 2764126848. Its totient is φ = 2340354384.

The previous prime is 2551036547. The next prime is 2551036583. The reversal of 2551036553 is 3556301552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2551036553 - 2⁶ = 2551036489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2551036583) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 599825 + ... + 604062.

It is an arithmetic number, because the mean of its divisors is an integer number (345515856).

Almost surely, 2^2551036553 is an apocalyptic number.

It is an amenable number.

2551036553 is a deficient number, since it is larger than the sum of its proper divisors (213090295).

2551036553 is a wasteful number, since it uses less digits than its factorization.

2551036553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1204063.

The product of its (nonzero) digits is 67500, while the sum is 35.

The square root of 2551036553 is about 50507.7870530872. The cubic root of 2551036553 is about 1366.3822987630.

The spelling of 2551036553 in words is "two billion, five hundred fifty-one million, thirty-six thousand, five hundred fifty-three".