151535516642 has 8 divisors (see below), whose sum is σ = 227307505500. Its totient is φ = 75766348144.

The previous prime is 151535516641. The next prime is 151535516653. The reversal of 151535516642 is 246615535151.

It can be written as a sum of positive squares in 2 ways, for example, as 151516341001 + 19175641 = 389251^2 + 4379^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 151535516593 and 151535516602.

It is not an unprimeable number, because it can be changed into a prime (151535516641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 565217 + ... + 789012.

Almost surely, 2^151535516642 is an apocalyptic number.

151535516642 is a deficient number, since it is larger than the sum of its proper divisors (75771988858).

151535516642 is a wasteful number, since it uses less digits than its factorization.

151535516642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1410180.

The product of its digits is 540000, while the sum is 44.

The spelling of 151535516642 in words is "one hundred fifty-one billion, five hundred thirty-five million, five hundred sixteen thousand, six hundred forty-two".