5145428245415 has 4 divisors (see below), whose sum is σ = 6174513894504. Its totient is φ = 4116342596328.

The previous prime is 5145428245411. The next prime is 5145428245421.

5145428245415 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5145428245415 - 2² = 5145428245411 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5145428245411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 514542824537 + ... + 514542824546.

It is an arithmetic number, because the mean of its divisors is an integer number (1543628473626).

Almost surely, 2^{5145428245415} is an apocalyptic number.

5145428245415 is a deficient number, since it is larger than the sum of its proper divisors (1029085649089).

5145428245415 is a wasteful number, since it uses less digits than its factorization.

5145428245415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1029085649088.

The product of its digits is 5120000, while the sum is 50.

The spelling of 5145428245415 in words is "five trillion, one hundred forty-five billion, four hundred twenty-eight million, two hundred forty-five thousand, four hundred fifteen".