550601136251 has 16 divisors (see below), whose sum is σ = 587788669440. Its totient is φ = 514648928640.

The previous prime is 550601136221. The next prime is 550601136259. The reversal of 550601136251 is 152631106055.

It is a cyclic number.

It is not a de Polignac number, because 550601136251 - 2⁶ = 550601136187 is a prime.

It is a super-2 number, since 2×550601136251² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (550601136259) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1307381 + ... + 1676438.

It is an arithmetic number, because the mean of its divisors is an integer number (36736791840).

Almost surely, 2^550601136251 is an apocalyptic number.

550601136251 is a deficient number, since it is larger than the sum of its proper divisors (37187533189).

550601136251 is a wasteful number, since it uses less digits than its factorization.

550601136251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2984026.

The product of its (nonzero) digits is 27000, while the sum is 35.

The spelling of 550601136251 in words is "five hundred fifty billion, six hundred one million, one hundred thirty-six thousand, two hundred fifty-one".