529992147380 has 18 divisors (see below), whose sum is σ = 1112990346594. Its totient is φ = 211995556656.

The previous prime is 529992147353. The next prime is 529992147401. The reversal of 529992147380 is 83741299925.

It can be written as a sum of positive squares in only one way, i.e., 423993717904 + 105998429476 = 651148^2 + 325574^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3174347 + ... + 3337133.

It is an arithmetic number, because the mean of its divisors is an integer number (61832797033).

Almost surely, 2^529992147380 is an apocalyptic number.

It is an amenable number.

529992147380 is an abundant number, since it is smaller than the sum of its proper divisors (582998199214).

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

529992147380 is an frugal number, since it uses more digits than its factorization.

529992147380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325583 (or 162794 counting only the distinct ones).

The product of its (nonzero) digits is 9797760, while the sum is 59.

The spelling of 529992147380 in words is "five hundred twenty-nine billion, nine hundred ninety-two million, one hundred forty-seven thousand, three hundred eighty".