524311989930 has 96 divisors (see below), whose sum is σ = 1416894583104. Its totient is φ = 139500631296.

The previous prime is 524311989917. The next prime is 524311989961. The reversal of 524311989930 is 39989113425.

524311989930 is a `hidden beast` number, since 5 + 2 + 431 + 1 + 98 + 99 + 30 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 832962 + ... + 1320018.

It is an arithmetic number, because the mean of its divisors is an integer number (14759318574).

Almost surely, 2^524311989930 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 524311989930, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (708447291552).

524311989930 is an abundant number, since it is smaller than the sum of its proper divisors (892582593174).

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

524311989930 is a wasteful number, since it uses less digits than its factorization.

524311989930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487522 (or 487510 counting only the distinct ones).

The product of its (nonzero) digits is 2099520, while the sum is 54.

The spelling of 524311989930 in words is "five hundred twenty-four billion, three hundred eleven million, nine hundred eighty-nine thousand, nine hundred thirty".