550426461435656 has 32 divisors (see below), whose sum is σ = 1147290887366400. Its totient is φ = 245848047289920.

The previous prime is 550426461435623. The next prime is 550426461435659. The reversal of 550426461435656 is 656534164624055.

It is a Harshad number since it is a multiple of its sum of digits (62).

It is not an unprimeable number, because it can be changed into a prime (550426461435659) 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, 85363902086 + ... + 85363908533.

It is an arithmetic number, because the mean of its divisors is an integer number (35852840230200).

Almost surely, 2^{550426461435656} is an apocalyptic number.

It is an amenable number.

550426461435656 is an abundant number, since it is smaller than the sum of its proper divisors (596864425930744).

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

550426461435656 is a wasteful number, since it uses less digits than its factorization.

550426461435656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170727810669 (or 170727810665 counting only the distinct ones).

The product of its (nonzero) digits is 311040000, while the sum is 62.

The spelling of 550426461435656 in words is "five hundred fifty trillion, four hundred twenty-six billion, four hundred sixty-one million, four hundred thirty-five thousand, six hundred fifty-six".