1948069454454 has 12 divisors (see below), whose sum is σ = 4220817151356. Its totient is φ = 649356484812.

The previous prime is 1948069454437. The next prime is 1948069454503. The reversal of 1948069454454 is 4544549608491.

1948069454454 is a `hidden beast` number, since 1 + 9 + 4 + 80 + 6 + 9 + 4 + 544 + 5 + 4 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1948069454391 and 1948069454400.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 54113040384 + ... + 54113040419.

It is an arithmetic number, because the mean of its divisors is an integer number (351734762613).

Almost surely, 2^{1948069454454} is an apocalyptic number.

1948069454454 is an abundant number, since it is smaller than the sum of its proper divisors (2272747696902).

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

1948069454454 is a wasteful number, since it uses less digits than its factorization.

1948069454454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108226080811 (or 108226080808 counting only the distinct ones).

The product of its (nonzero) digits is 99532800, while the sum is 63.

The spelling of 1948069454454 in words is "one trillion, nine hundred forty-eight billion, sixty-nine million, four hundred fifty-four thousand, four hundred fifty-four".