3774219732865 has 16 divisors (see below), whose sum is σ = 4802234267520. Its totient is φ = 2839581982080.

The previous prime is 3774219732839. The next prime is 3774219732883. The reversal of 3774219732865 is 5682379124773.

It is not a de Polignac number, because 3774219732865 - 2³¹ = 3772072249217 is a prime.

It is a super-2 number, since 2×3774219732865² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3774219732797 and 3774219732806.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 144981981 + ... + 145008010.

It is an arithmetic number, because the mean of its divisors is an integer number (300139641720).

Almost surely, 2^{3774219732865} is an apocalyptic number.

It is an amenable number.

3774219732865 is a deficient number, since it is larger than the sum of its proper divisors (1028014534655).

3774219732865 is a wasteful number, since it uses less digits than its factorization.

3774219732865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289990152.

The product of its digits is 106686720, while the sum is 64.

The spelling of 3774219732865 in words is "three trillion, seven hundred seventy-four billion, two hundred nineteen million, seven hundred thirty-two thousand, eight hundred sixty-five".