3954820454013 has 32 divisors (see below), whose sum is σ = 6196260309120. Its totient is φ = 2212023824640.

The previous prime is 3954820453973. The next prime is 3954820454077. The reversal of 3954820454013 is 3104540284593.

It is not a de Polignac number, because 3954820454013 - 2²⁶ = 3954753345149 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3954820434013) 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, 1091995 + ... + 3016967.

It is an arithmetic number, because the mean of its divisors is an integer number (193633134660).

Almost surely, 2^{3954820454013} is an apocalyptic number.

3954820454013 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

3954820454013 is a deficient number, since it is larger than the sum of its proper divisors (2241439855107).

3954820454013 is a wasteful number, since it uses less digits than its factorization.

3954820454013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1929789.

The product of its (nonzero) digits is 2073600, while the sum is 48.

The spelling of 3954820454013 in words is "three trillion, nine hundred fifty-four billion, eight hundred twenty million, four hundred fifty-four thousand, thirteen".