4015001540145 has 32 divisors (see below), whose sum is σ = 6851533817088. Its totient is φ = 2000662550528.

The previous prime is 4015001540129. The next prime is 4015001540177. The reversal of 4015001540145 is 5410451005104.

4015001540145 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4015001540145 - 2⁴ = 4015001540129 is a prime.

It is a super-3 number, since 3×4015001540145³ (a number of 39 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 57428949 + ... + 57498818.

It is an arithmetic number, because the mean of its divisors is an integer number (214110431784).

Almost surely, 2^{4015001540145} is an apocalyptic number.

It is an amenable number.

4015001540145 is a deficient number, since it is larger than the sum of its proper divisors (2836532276943).

4015001540145 is a wasteful number, since it uses less digits than its factorization.

4015001540145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114927929.

The product of its (nonzero) digits is 8000, while the sum is 30.

Adding to 4015001540145 its reverse (5410451005104), we get a palindrome (9425452545249).

The spelling of 4015001540145 in words is "four trillion, fifteen billion, one million, five hundred forty thousand, one hundred forty-five".