427987841250 has 80 divisors (see below), whose sum is σ = 1069968550464. Its totient is φ = 114093672000.

The previous prime is 427987841219. The next prime is 427987841251. The reversal of 427987841250 is 52148789724.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (427987841251) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 12969772 + ... + 13002728.

Almost surely, 2^427987841250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 427987841250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (534984275232).

427987841250 is an abundant number, since it is smaller than the sum of its proper divisors (641980709214).

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

427987841250 is a wasteful number, since it uses less digits than its factorization.

427987841250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36445 (or 36430 counting only the distinct ones).

The product of its (nonzero) digits is 9031680, while the sum is 57.

The spelling of 427987841250 in words is "four hundred twenty-seven billion, nine hundred eighty-seven million, eight hundred forty-one thousand, two hundred fifty".