42857147571456 has 288 divisors, whose sum is σ = 118462730899968. Its totient is φ = 13745158225920.

The previous prime is 42857147571449. The next prime is 42857147571463. The reversal of 42857147571456 is 65417574175824.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (42857147571449) and next prime (42857147571463).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5321881926 + ... + 5321889978.

It is an arithmetic number, because the mean of its divisors is an integer number (411328926736).

Almost surely, 2^{42857147571456} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42857147571456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59231365449984).

42857147571456 is an abundant number, since it is smaller than the sum of its proper divisors (75605583328512).

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

42857147571456 is a wasteful number, since it uses less digits than its factorization.

42857147571456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10597 (or 10583 counting only the distinct ones).

The product of its digits is 263424000, while the sum is 66.

The spelling of 42857147571456 in words is "forty-two trillion, eight hundred fifty-seven billion, one hundred forty-seven million, five hundred seventy-one thousand, four hundred fifty-six".