4015402025145 has 24 divisors (see below), whose sum is σ = 7473564586944. Its totient is φ = 1835612354016.

The previous prime is 4015402025123. The next prime is 4015402025177. The reversal of 4015402025145 is 5415202045104.

It is a happy number.

It is not a de Polignac number, because 4015402025145 - 2⁶ = 4015402025081 is a prime.

It is a super-2 number, since 2×4015402025145² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2731565269 + ... + 2731566738.

It is an arithmetic number, because the mean of its divisors is an integer number (311398524456).

Almost surely, 2^{4015402025145} is an apocalyptic number.

It is an amenable number.

4015402025145 is a deficient number, since it is larger than the sum of its proper divisors (3458162561799).

4015402025145 is a wasteful number, since it uses less digits than its factorization.

4015402025145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5463132029 (or 5463132022 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 33.

The spelling of 4015402025145 in words is "four trillion, fifteen billion, four hundred two million, twenty-five thousand, one hundred forty-five".