148561765015 has 16 divisors (see below), whose sum is σ = 179150721120. Its totient is φ = 118266445440.

The previous prime is 148561764991. The next prime is 148561765049. The reversal of 148561765015 is 510567165841.

148561765015 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 148561765015 - 2¹⁹ = 148561240727 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 148561765015.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 742405 + ... + 921025.

It is an arithmetic number, because the mean of its divisors is an integer number (11196920070).

Almost surely, 2^148561765015 is an apocalyptic number.

148561765015 is a deficient number, since it is larger than the sum of its proper divisors (30588956105).

148561765015 is a wasteful number, since it uses less digits than its factorization.

148561765015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179442.

The product of its (nonzero) digits is 1008000, while the sum is 49.

The spelling of 148561765015 in words is "one hundred forty-eight billion, five hundred sixty-one million, seven hundred sixty-five thousand, fifteen".