501042561244454 has 16 divisors (see below), whose sum is σ = 751665638097792. Its totient is φ = 250487350723008.

The previous prime is 501042561244447. The next prime is 501042561244529. The reversal of 501042561244454 is 454442165240105.

It is a junction number, because it is equal to n+sod(n) for n = 501042561244399 and 501042561244408.

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, 473479922 + ... + 474536954.

It is an arithmetic number, because the mean of its divisors is an integer number (46979102381112).

Almost surely, 2^{501042561244454} is an apocalyptic number.

501042561244454 is a deficient number, since it is larger than the sum of its proper divisors (250623076853338).

501042561244454 is a wasteful number, since it uses less digits than its factorization.

501042561244454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1088911.

The product of its (nonzero) digits is 3072000, while the sum is 47.

The spelling of 501042561244454 in words is "five hundred one trillion, forty-two billion, five hundred sixty-one million, two hundred forty-four thousand, four hundred fifty-four".