745142130002515 has 32 divisors (see below), whose sum is σ = 1022697935917056. Its totient is φ = 510560388898560.

The previous prime is 745142130002513. The next prime is 745142130002531. The reversal of 745142130002515 is 515200031241547.

It is a happy number.

It is not a de Polignac number, because 745142130002515 - 2¹ = 745142130002513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (745142130002513) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 237293574 + ... + 240413236.

It is an arithmetic number, because the mean of its divisors is an integer number (31959310497408).

Almost surely, 2^{745142130002515} is an apocalyptic number.

745142130002515 is a deficient number, since it is larger than the sum of its proper divisors (277555805914541).

745142130002515 is a wasteful number, since it uses less digits than its factorization.

745142130002515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3124939.

The product of its (nonzero) digits is 168000, while the sum is 40.

The spelling of 745142130002515 in words is "seven hundred forty-five trillion, one hundred forty-two billion, one hundred thirty million, two thousand, five hundred fifteen".