5015556051061 has 4 divisors (see below), whose sum is σ = 5067262814572. Its totient is φ = 4963849287552.

The previous prime is 5015556051059. The next prime is 5015556051097. The reversal of 5015556051061 is 1601506555105.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3738924976900 + 1276631074161 = 1933630^2 + 1129881^2 .

It is a cyclic number.

It is not a de Polignac number, because 5015556051061 - 2¹ = 5015556051059 is a prime.

It is a super-2 number, since 2×5015556051061² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5015556051161) 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, 25853381610 + ... + 25853381803.

It is an arithmetic number, because the mean of its divisors is an integer number (1266815703643).

Almost surely, 2^{5015556051061} is an apocalyptic number.

It is an amenable number.

5015556051061 is a deficient number, since it is larger than the sum of its proper divisors (51706763511).

5015556051061 is an equidigital number, since it uses as much as digits as its factorization.

5015556051061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51706763510.

The product of its (nonzero) digits is 112500, while the sum is 40.

The spelling of 5015556051061 in words is "five trillion, fifteen billion, five hundred fifty-six million, fifty-one thousand, sixty-one".