1056000051015 has 64 divisors (see below), whose sum is σ = 2090282966016. Its totient is φ = 443299848192.

The previous prime is 1056000051011. The next prime is 1056000051017. The reversal of 1056000051015 is 5101500006501.

It is not a de Polignac number, because 1056000051015 - 2² = 1056000051011 is a prime.

It is a super-2 number, since 2×1056000051015² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1056000051011) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1740769 + ... + 2267658.

It is an arithmetic number, because the mean of its divisors is an integer number (32660671344).

Almost surely, 2^{1056000051015} is an apocalyptic number.

1056000051015 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1056000051015 is a deficient number, since it is larger than the sum of its proper divisors (1034282915001).

1056000051015 is a wasteful number, since it uses less digits than its factorization.

1056000051015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4008648.

The product of its (nonzero) digits is 750, while the sum is 24.

Adding to 1056000051015 its reverse (5101500006501), we get a palindrome (6157500057516).

The spelling of 1056000051015 in words is "one trillion, fifty-six billion, fifty-one thousand, fifteen".