151551655 has 8 divisors (see below), whose sum is σ = 184576752. Its totient is φ = 119431488.

The previous prime is 151551643. The next prime is 151551661. The reversal of 151551655 is 556155151.

151551655 is digitally balanced in base 2, 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.

It is a cyclic number.

It is not a de Polignac number, because 151551655 - 2⁷ = 151551527 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 151551655.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 225862 + ... + 226531.

It is an arithmetic number, because the mean of its divisors is an integer number (23072094).

Almost surely, 2^151551655 is an apocalyptic number.

151551655 is a deficient number, since it is larger than the sum of its proper divisors (33025097).

151551655 is an equidigital number, since it uses as much as digits as its factorization.

151551655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 452465.

The product of its digits is 18750, while the sum is 34.

The square root of 151551655 is about 12310.6317871992. The cubic root of 151551655 is about 533.1550916964.

The spelling of 151551655 in words is "one hundred fifty-one million, five hundred fifty-one thousand, six hundred fifty-five".