2144051520454 has 32 divisors (see below), whose sum is σ = 3438285621120. Its totient is φ = 999742315968.

The previous prime is 2144051520409. The next prime is 2144051520487. The reversal of 2144051520454 is 4540251504412.

It is a super-2 number, since 2×2144051520454² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3338074 + ... + 3928210.

It is an arithmetic number, because the mean of its divisors is an integer number (107446425660).

Almost surely, 2^{2144051520454} is an apocalyptic number.

2144051520454 is a deficient number, since it is larger than the sum of its proper divisors (1294234100666).

2144051520454 is a wasteful number, since it uses less digits than its factorization.

2144051520454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 591652.

The product of its (nonzero) digits is 128000, while the sum is 37.

The spelling of 2144051520454 in words is "two trillion, one hundred forty-four billion, fifty-one million, five hundred twenty thousand, four hundred fifty-four".