5551001505601 has 4 divisors (see below), whose sum is σ = 5843159479600. Its totient is φ = 5258843531604.

The previous prime is 5551001505571. The next prime is 5551001505613. The reversal of 5551001505601 is 1065051001555.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5551001505601 - 2⁹ = 5551001505089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5551001505641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146078986971 + ... + 146078987008.

It is an arithmetic number, because the mean of its divisors is an integer number (1460789869900).

Almost surely, 2^{5551001505601} is an apocalyptic number.

It is an amenable number.

5551001505601 is a deficient number, since it is larger than the sum of its proper divisors (292157973999).

5551001505601 is a wasteful number, since it uses less digits than its factorization.

5551001505601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292157973998.

The product of its (nonzero) digits is 18750, while the sum is 34.

The spelling of 5551001505601 in words is "five trillion, five hundred fifty-one billion, one million, five hundred five thousand, six hundred one".