152633206489 has 9 divisors (see below), whose sum is σ = 156884778687. Its totient is φ = 148493920104.

The previous prime is 152633206477. The next prime is 152633206501. The reversal of 152633206489 is 984602336251.

The square root of 152633206489 is 390683.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (152633206477) and next prime (152633206501).

It can be written as a sum of positive squares in only one way, i.e., 136578289225 + 16054917264 = 369565^2 + 126708^2 .

It is not a de Polignac number, because 152633206489 - 2¹⁹ = 152632682201 is a prime.

It is a super-2 number, since 2×152633206489² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (152633236489) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 14449992 + ... + 14460550.

Almost surely, 2^152633206489 is an apocalyptic number.

152633206489 is the 390683-rd square number.

152633206489 is the 195342-nd centered octagonal number.

It is an amenable number.

152633206489 is a deficient number, since it is larger than the sum of its proper divisors (4251572198).

152633206489 is an frugal number, since it uses more digits than its factorization.

152633206489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21192 (or 10596 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 49.

Multiplying 152633206489 by its sum of digits (49), we get a square (7479027117961 = 2734781²).

The spelling of 152633206489 in words is "one hundred fifty-two billion, six hundred thirty-three million, two hundred six thousand, four hundred eighty-nine".