2154601400330 has 64 divisors (see below), whose sum is σ = 4057651635840. Its totient is φ = 822993889536.

The previous prime is 2154601400309. The next prime is 2154601400333. The reversal of 2154601400330 is 330041064512.

It is a junction number, because it is equal to n+sod(n) for n = 2154601400293 and 2154601400302.

It is not an unprimeable number, because it can be changed into a prime (2154601400333) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6282536 + ... + 6616604.

It is an arithmetic number, because the mean of its divisors is an integer number (63400806810).

Almost surely, 2^{2154601400330} is an apocalyptic number.

2154601400330 is a deficient number, since it is larger than the sum of its proper divisors (1903050235510).

2154601400330 is a wasteful number, since it uses less digits than its factorization.

2154601400330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334455.

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 2154601400330 its reverse (330041064512), we get a palindrome (2484642464842).

The spelling of 2154601400330 in words is "two trillion, one hundred fifty-four billion, six hundred one million, four hundred thousand, three hundred thirty".