601551601154256 has 80 divisors (see below), whose sum is σ = 1587925483550208. Its totient is φ = 196183907337600.

The previous prime is 601551601154237. The next prime is 601551601154299. The reversal of 601551601154256 is 652451106155106.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 673262026 + ... + 674154921.

Almost surely, 2^{601551601154256} is an apocalyptic number.

It is an amenable number.

601551601154256 is an abundant number, since it is smaller than the sum of its proper divisors (986373882395952).

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

601551601154256 is a wasteful number, since it uses less digits than its factorization.

601551601154256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1347417160 (or 1347417154 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 48.

The spelling of 601551601154256 in words is "six hundred one trillion, five hundred fifty-one billion, six hundred one million, one hundred fifty-four thousand, two hundred fifty-six".