3721394854160 has 40 divisors (see below), whose sum is σ = 8685141347520. Its totient is φ = 1482898017152.

The previous prime is 3721394854153. The next prime is 3721394854379. The reversal of 3721394854160 is 614584931273.

It is a tau number, because it is divible by the number of its divisors (40).

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, 88415150 + ... + 88457229.

It is an arithmetic number, because the mean of its divisors is an integer number (217128533688).

It is a 1-persistent number, because it is pandigital, but 2⋅3721394854160 = 7442789708320 is not.

Almost surely, 2^{3721394854160} is an apocalyptic number.

It is an amenable number.

3721394854160 is an abundant number, since it is smaller than the sum of its proper divisors (4963746493360).

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

3721394854160 is a wasteful number, since it uses less digits than its factorization.

3721394854160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176872655 (or 176872649 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 53.

The spelling of 3721394854160 in words is "three trillion, seven hundred twenty-one billion, three hundred ninety-four million, eight hundred fifty-four thousand, one hundred sixty".