654562190634 has 16 divisors (see below), whose sum is σ = 1428135688800. Its totient is φ = 198352178960.

The previous prime is 654562190621. The next prime is 654562190651. The reversal of 654562190634 is 436091265456.

It is a super-2 number, since 2×654562190634² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4958804409 + ... + 4958804540.

It is an arithmetic number, because the mean of its divisors is an integer number (89258480550).

Almost surely, 2^654562190634 is an apocalyptic number.

654562190634 is an abundant number, since it is smaller than the sum of its proper divisors (773573498166).

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

654562190634 is a wasteful number, since it uses less digits than its factorization.

654562190634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9917608965.

The product of its (nonzero) digits is 4665600, while the sum is 51.

The spelling of 654562190634 in words is "six hundred fifty-four billion, five hundred sixty-two million, one hundred ninety thousand, six hundred thirty-four".