55150541300643 has 8 divisors (see below), whose sum is σ = 74569745984256. Its totient is φ = 36249182075400.

The previous prime is 55150541300639. The next prime is 55150541300677. The reversal of 55150541300643 is 34600314505155.

It is a happy number.

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

It is not a de Polignac number, because 55150541300643 - 2² = 55150541300639 is a prime.

It is a super-2 number, since 2×55150541300643² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55150541300595 and 55150541300604.

It is not an unprimeable number, because it can be changed into a prime (55150541310643) 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, 129461364343 + ... + 129461364768.

It is an arithmetic number, because the mean of its divisors is an integer number (9321218248032).

Almost surely, 2^{55150541300643} is an apocalyptic number.

55150541300643 is a deficient number, since it is larger than the sum of its proper divisors (19419204683613).

55150541300643 is a wasteful number, since it uses less digits than its factorization.

55150541300643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258922729185.

The product of its (nonzero) digits is 540000, while the sum is 42.

Adding to 55150541300643 its reverse (34600314505155), we get a palindrome (89750855805798).

The spelling of 55150541300643 in words is "fifty-five trillion, one hundred fifty billion, five hundred forty-one million, three hundred thousand, six hundred forty-three".