615163540151 has 4 divisors (see below), whose sum is σ = 647540568600. Its totient is φ = 582786511704.

The previous prime is 615163540093. The next prime is 615163540153. The reversal of 615163540151 is 151045361516.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 615163540151 - 2¹⁰ = 615163539127 is a prime.

It is a super-2 number, since 2×615163540151² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (615163540153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16188514196 + ... + 16188514233.

It is an arithmetic number, because the mean of its divisors is an integer number (161885142150).

Almost surely, 2^615163540151 is an apocalyptic number.

615163540151 is a deficient number, since it is larger than the sum of its proper divisors (32377028449).

615163540151 is a wasteful number, since it uses less digits than its factorization.

615163540151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32377028448.

The product of its (nonzero) digits is 54000, while the sum is 38.

The spelling of 615163540151 in words is "six hundred fifteen billion, one hundred sixty-three million, five hundred forty thousand, one hundred fifty-one".