151605550106 has 4 divisors (see below), whose sum is σ = 227408325162. Its totient is φ = 75802775052.

The previous prime is 151605550051. The next prime is 151605550123. The reversal of 151605550106 is 601055506151.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 103839262081 + 47766288025 = 322241^2 + 218555^2 .

It is a super-2 number, since 2×151605550106² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37901387525 + ... + 37901387528.

Almost surely, 2^151605550106 is an apocalyptic number.

151605550106 is a deficient number, since it is larger than the sum of its proper divisors (75802775056).

151605550106 is an equidigital number, since it uses as much as digits as its factorization.

151605550106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75802775055.

The product of its (nonzero) digits is 22500, while the sum is 35.

The spelling of 151605550106 in words is "one hundred fifty-one billion, six hundred five million, five hundred fifty thousand, one hundred six".