157761606 has 8 divisors (see below), whose sum is σ = 315523224. Its totient is φ = 52587200.

The previous prime is 157761601. The next prime is 157761613. The reversal of 157761606 is 606167751.

157761606 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

157761606 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157761601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13146795 + ... + 13146806.

It is an arithmetic number, because the mean of its divisors is an integer number (39440403).

Almost surely, 2^157761606 is an apocalyptic number.

157761606 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

157761606 is a wasteful number, since it uses less digits than its factorization.

157761606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26293606.

The product of its (nonzero) digits is 52920, while the sum is 39.

The square root of 157761606 is about 12560.3187061475. The cubic root of 157761606 is about 540.3399848027.

The spelling of 157761606 in words is "one hundred fifty-seven million, seven hundred sixty-one thousand, six hundred six".