15552800825551 has 8 divisors (see below), whose sum is σ = 16967413127808. Its totient is φ = 14138308743000.

The previous prime is 15552800825543. The next prime is 15552800825599.

15552800825551 is nontrivially palindromic in base 10.

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 15552800825551 - 2³ = 15552800825543 is a prime.

It is a super-2 number, since 2×15552800825551² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15552800825531) 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, 29784315 + ... + 30301996.

It is an arithmetic number, because the mean of its divisors is an integer number (2120926640976).

Almost surely, 2^{15552800825551} is an apocalyptic number.

15552800825551 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

15552800825551 is a deficient number, since it is larger than the sum of its proper divisors (1414612302257).

15552800825551 is a wasteful number, since it uses less digits than its factorization.

15552800825551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60109853.

The product of its (nonzero) digits is 4000000, while the sum is 52.

The spelling of 15552800825551 in words is "fifteen trillion, five hundred fifty-two billion, eight hundred million, eight hundred twenty-five thousand, five hundred fifty-one".