2151510304126 has 16 divisors (see below), whose sum is σ = 3242237626080. Its totient is φ = 1070775508320.

The previous prime is 2151510304117. The next prime is 2151510304127. The reversal of 2151510304126 is 6214030151512.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2151510304127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2381001 + ... + 3157876.

It is an arithmetic number, because the mean of its divisors is an integer number (202639851630).

Almost surely, 2^{2151510304126} is an apocalyptic number.

2151510304126 is a deficient number, since it is larger than the sum of its proper divisors (1090727321954).

2151510304126 is a wasteful number, since it uses less digits than its factorization.

2151510304126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5539779.

The product of its (nonzero) digits is 7200, while the sum is 31.

Adding to 2151510304126 its reverse (6214030151512), we get a palindrome (8365540455638).

The spelling of 2151510304126 in words is "two trillion, one hundred fifty-one billion, five hundred ten million, three hundred four thousand, one hundred twenty-six".