5106128077505 has 64 divisors (see below), whose sum is σ = 7622358363648. Its totient is φ = 3197457745920.

The previous prime is 5106128077489. The next prime is 5106128077517. The reversal of 5106128077505 is 5057708216015.

It is not a de Polignac number, because 5106128077505 - 2⁴ = 5106128077489 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5106128077505.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 18124370 + ... + 18403940.

It is an arithmetic number, because the mean of its divisors is an integer number (119099349432).

Almost surely, 2^{5106128077505} is an apocalyptic number.

It is an amenable number.

5106128077505 is a deficient number, since it is larger than the sum of its proper divisors (2516230286143).

5106128077505 is a wasteful number, since it uses less digits than its factorization.

5106128077505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280026.

The product of its (nonzero) digits is 588000, while the sum is 47.

The spelling of 5106128077505 in words is "five trillion, one hundred six billion, one hundred twenty-eight million, seventy-seven thousand, five hundred five".