5550237765540 has 144 divisors (see below), whose sum is σ = 18263119191408. Its totient is φ = 1356239941632.

The previous prime is 5550237765509. The next prime is 5550237765563. The reversal of 5550237765540 is 455677320555.

5550237765540 is a `hidden beast` number, since 5 + 5 + 5 + 0 + 2 + 37 + 7 + 65 + 540 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 78119132004 + 5472118633536 = 279498^2 + 2339256^2 .

It is a super-2 number, since 2×5550237765540² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8335977 + ... + 8977136.

It is an arithmetic number, because the mean of its divisors is an integer number (126827216607).

Almost surely, 2^{5550237765540} is an apocalyptic number.

It is an amenable number.

5550237765540 is an abundant number, since it is smaller than the sum of its proper divisors (12712881425868).

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

5550237765540 is a wasteful number, since it uses less digits than its factorization.

5550237765540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17313278 (or 17313273 counting only the distinct ones).

The product of its (nonzero) digits is 22050000, while the sum is 54.

The spelling of 5550237765540 in words is "five trillion, five hundred fifty billion, two hundred thirty-seven million, seven hundred sixty-five thousand, five hundred forty".