152603016261 has 4 divisors (see below), whose sum is σ = 203470688352. Its totient is φ = 101735344172.

The previous prime is 152603016257. The next prime is 152603016263. The reversal of 152603016261 is 162610306251.

152603016261 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 152603016261 - 2² = 152603016257 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152603016263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25433836041 + ... + 25433836046.

It is an arithmetic number, because the mean of its divisors is an integer number (50867672088).

Almost surely, 2^152603016261 is an apocalyptic number.

It is an amenable number.

152603016261 is a deficient number, since it is larger than the sum of its proper divisors (50867672091).

152603016261 is an equidigital number, since it uses as much as digits as its factorization.

152603016261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50867672090.

The product of its (nonzero) digits is 12960, while the sum is 33.

The spelling of 152603016261 in words is "one hundred fifty-two billion, six hundred three million, sixteen thousand, two hundred sixty-one".