3504939566380 has 48 divisors (see below), whose sum is σ = 8433479396160. Its totient is φ = 1198604360448.

The previous prime is 3504939566369. The next prime is 3504939566383. The reversal of 3504939566380 is 836659394053.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3504939566383) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32124567 + ... + 32233486.

It is an arithmetic number, because the mean of its divisors is an integer number (175697487420).

Almost surely, 2^{3504939566380} is an apocalyptic number.

It is an amenable number.

3504939566380 is an abundant number, since it is smaller than the sum of its proper divisors (4928539829780).

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

3504939566380 is a wasteful number, since it uses less digits than its factorization.

3504939566380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64358458 (or 64358456 counting only the distinct ones).

The product of its (nonzero) digits is 62985600, while the sum is 61.

The spelling of 3504939566380 in words is "three trillion, five hundred four billion, nine hundred thirty-nine million, five hundred sixty-six thousand, three hundred eighty".