152003221434 has 64 divisors (see below), whose sum is σ = 345760990080. Its totient is φ = 49472156160.

The previous prime is 152003221427. The next prime is 152003221441. The reversal of 152003221434 is 434122300251.

152003221434 is a `hidden beast` number, since 1 + 5 + 2 + 0 + 0 + 3 + 221 + 434 = 666.

It is an interprime number because it is at equal distance from previous prime (152003221427) and next prime (152003221441).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 152003221398 and 152003221407.

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, 7794504 + ... + 7813980.

It is an arithmetic number, because the mean of its divisors is an integer number (5402515470).

Almost surely, 2^152003221434 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 152003221434, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (172880495040).

152003221434 is an abundant number, since it is smaller than the sum of its proper divisors (193757768646).

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

152003221434 is a wasteful number, since it uses less digits than its factorization.

152003221434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22892 (or 22886 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 152003221434 its reverse (434122300251), we get a palindrome (586125521685).

The spelling of 152003221434 in words is "one hundred fifty-two billion, three million, two hundred twenty-one thousand, four hundred thirty-four".