5251155601015 has 4 divisors (see below), whose sum is σ = 6301386721224. Its totient is φ = 4200924480808.

The previous prime is 5251155600983. The next prime is 5251155601019. The reversal of 5251155601015 is 5101065511525.

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 5251155601015 - 2⁵ = 5251155600983 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 (5251155601019) 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, 525115560097 + ... + 525115560106.

It is an arithmetic number, because the mean of its divisors is an integer number (1575346680306).

Almost surely, 2^{5251155601015} is an apocalyptic number.

5251155601015 is a deficient number, since it is larger than the sum of its proper divisors (1050231120209).

5251155601015 is a wasteful number, since it uses less digits than its factorization.

5251155601015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1050231120208.

The product of its (nonzero) digits is 37500, while the sum is 37.

The spelling of 5251155601015 in words is "five trillion, two hundred fifty-one billion, one hundred fifty-five million, six hundred one thousand, fifteen".