3913821706254 has 64 divisors (see below), whose sum is σ = 7868583571968. Its totient is φ = 1297808179200.

The previous prime is 3913821706241. The next prime is 3913821706259. The reversal of 3913821706254 is 4526071283193.

It is a junction number, because it is equal to n+sod(n) for n = 3913821706197 and 3913821706206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3913821706259) 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, 1811114934 + ... + 1811117094.

It is an arithmetic number, because the mean of its divisors is an integer number (122946618312).

It is a 1-persistent number, because it is pandigital, but 2⋅3913821706254 = 7827643412508 is not.

Almost surely, 2^{3913821706254} is an apocalyptic number.

3913821706254 is an abundant number, since it is smaller than the sum of its proper divisors (3954761865714).

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

3913821706254 is a wasteful number, since it uses less digits than its factorization.

3913821706254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4313.

The product of its (nonzero) digits is 2177280, while the sum is 51.

The spelling of 3913821706254 in words is "three trillion, nine hundred thirteen billion, eight hundred twenty-one million, seven hundred six thousand, two hundred fifty-four".