424564054721654 has 16 divisors (see below), whose sum is σ = 650251472193648. Its totient is φ = 207830717401632.

The previous prime is 424564054721641. The next prime is 424564054721689. The reversal of 424564054721654 is 456127450465424.

It is a super-2 number, since 2×424564054721654² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 424564054721593 and 424564054721602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4288303037 + ... + 4288402040.

It is an arithmetic number, because the mean of its divisors is an integer number (40640717012103).

Almost surely, 2^{424564054721654} is an apocalyptic number.

424564054721654 is a deficient number, since it is larger than the sum of its proper divisors (225687417471994).

424564054721654 is a wasteful number, since it uses less digits than its factorization.

424564054721654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8576705599.

The product of its (nonzero) digits is 129024000, while the sum is 59.

The spelling of 424564054721654 in words is "four hundred twenty-four trillion, five hundred sixty-four billion, fifty-four million, seven hundred twenty-one thousand, six hundred fifty-four".