2154514215104 has 56 divisors (see below), whose sum is σ = 4285197147648. Its totient is φ = 1074781128960.

The previous prime is 2154514215101. The next prime is 2154514215109. The reversal of 2154514215104 is 4015124154512.

It is not an unprimeable number, because it can be changed into a prime (2154514215101) 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, 97961549 + ... + 97983539.

Almost surely, 2^{2154514215104} is an apocalyptic number.

It is an amenable number.

2154514215104 is a deficient number, since it is larger than the sum of its proper divisors (2130682932544).

2154514215104 is a wasteful number, since it uses less digits than its factorization.

2154514215104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25453 (or 25443 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 35.

Adding to 2154514215104 its reverse (4015124154512), we get a palindrome (6169638369616).

The spelling of 2154514215104 in words is "two trillion, one hundred fifty-four billion, five hundred fourteen million, two hundred fifteen thousand, one hundred four".