1564530150 has 96 divisors (see below), whose sum is σ = 4061882880. Its totient is φ = 397774080.

The previous prime is 1564530137. The next prime is 1564530151. The reversal of 1564530150 is 510354651.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1564530151) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1514034 + ... + 1515066.

It is an arithmetic number, because the mean of its divisors is an integer number (42311280).

Almost surely, 2^1564530150 is an apocalyptic number.

1564530150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1564530150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2030941440).

1564530150 is an abundant number, since it is smaller than the sum of its proper divisors (2497352730).

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

1564530150 is a wasteful number, since it uses less digits than its factorization.

1564530150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1510 (or 1505 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 30.

The square root of 1564530150 is about 39554.1420081387. The cubic root of 1564530150 is about 1160.8995573831.

The spelling of 1564530150 in words is "one billion, five hundred sixty-four million, five hundred thirty thousand, one hundred fifty".