3671620771432 has 24 divisors (see below), whose sum is σ = 7129864070550. Its totient is φ = 1772506576064.

The previous prime is 3671620771417. The next prime is 3671620771493. The reversal of 3671620771432 is 2341770261763.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 3461110484836 + 210510286596 = 1860406^2 + 458814^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 272854507 + ... + 272867962.

Almost surely, 2^{3671620771432} is an apocalyptic number.

It is an amenable number.

3671620771432 is a deficient number, since it is larger than the sum of its proper divisors (3458243299118).

3671620771432 is a wasteful number, since it uses less digits than its factorization.

3671620771432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545722533 (or 545722500 counting only the distinct ones).

The product of its (nonzero) digits is 1778112, while the sum is 49.

The spelling of 3671620771432 in words is "three trillion, six hundred seventy-one billion, six hundred twenty million, seven hundred seventy-one thousand, four hundred thirty-two".