2061442446655 has 8 divisors (see below), whose sum is σ = 2473873856784. Its totient is φ = 1649058676800.

The previous prime is 2061442446617. The next prime is 2061442446667. The reversal of 2061442446655 is 5566442441602.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2061442446655 - 2⁷ = 2061442446527 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2061442446599 and 2061442446608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11814801 + ... + 11988010.

It is an arithmetic number, because the mean of its divisors is an integer number (309234232098).

Almost surely, 2^{2061442446655} is an apocalyptic number.

2061442446655 is a deficient number, since it is larger than the sum of its proper divisors (412431410129).

2061442446655 is a wasteful number, since it uses less digits than its factorization.

2061442446655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23820137.

The product of its (nonzero) digits is 5529600, while the sum is 49.

The spelling of 2061442446655 in words is "two trillion, sixty-one billion, four hundred forty-two million, four hundred forty-six thousand, six hundred fifty-five".