45215131503115 has 16 divisors (see below), whose sum is σ = 62012136349440. Its totient is φ = 31003255029600.

The previous prime is 45215131503109. The next prime is 45215131503121. The reversal of 45215131503115 is 51130513151254.

It is an interprime number because it is at equal distance from previous prime (45215131503109) and next prime (45215131503121).

It is not a de Polignac number, because 45215131503115 - 2²³ = 45215123114507 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28520785 + ... + 30064354.

It is an arithmetic number, because the mean of its divisors is an integer number (3875758521840).

Almost surely, 2^{45215131503115} is an apocalyptic number.

45215131503115 is a deficient number, since it is larger than the sum of its proper divisors (16797004846325).

45215131503115 is a wasteful number, since it uses less digits than its factorization.

45215131503115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58607202.

The product of its (nonzero) digits is 45000, while the sum is 37.

Adding to 45215131503115 its reverse (51130513151254), we get a palindrome (96345644654369).

The spelling of 45215131503115 in words is "forty-five trillion, two hundred fifteen billion, one hundred thirty-one million, five hundred three thousand, one hundred fifteen".