2061042045450 has 48 divisors (see below), whose sum is σ = 5112972364896. Its totient is φ = 549440449600.

The previous prime is 2061042045427. The next prime is 2061042045457. The reversal of 2061042045450 is 545402401602.

It is a super-2 number, since 2×2061042045450² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2061042045457) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1649772 + ... + 2616071.

It is an arithmetic number, because the mean of its divisors is an integer number (106520257602).

Almost surely, 2^{2061042045450} is an apocalyptic number.

2061042045450 is an abundant number, since it is smaller than the sum of its proper divisors (3051930319446).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2061042045450 is a wasteful number, since it uses less digits than its factorization.

2061042045450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4269079 (or 4269074 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 33.

The spelling of 2061042045450 in words is "two trillion, sixty-one billion, forty-two million, forty-five thousand, four hundred fifty".