10550289487938 has 64 divisors (see below), whose sum is σ = 23177605248000. Its totient is φ = 3186709542720.

The previous prime is 10550289487931. The next prime is 10550289487943. The reversal of 10550289487938 is 83978498205501.

It is a super-2 number, since 2×10550289487938² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (69).

It is not an unprimeable number, because it can be changed into a prime (10550289487931) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 121016788 + ... + 121103936.

It is an arithmetic number, because the mean of its divisors is an integer number (362150082000).

Almost surely, 2^{10550289487938} is an apocalyptic number.

10550289487938 is an abundant number, since it is smaller than the sum of its proper divisors (12627315760062).

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

10550289487938 is a wasteful number, since it uses less digits than its factorization.

10550289487938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133367.

The product of its (nonzero) digits is 174182400, while the sum is 69.

The spelling of 10550289487938 in words is "ten trillion, five hundred fifty billion, two hundred eighty-nine million, four hundred eighty-seven thousand, nine hundred thirty-eight".