3429702721772 has 12 divisors (see below), whose sum is σ = 6164195432640. Its totient is φ = 1668504026736.

The previous prime is 3429702721771. The next prime is 3429702721787. The reversal of 3429702721772 is 2771272079243.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3429702721771) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11586833372 + ... + 11586833667.

It is an arithmetic number, because the mean of its divisors is an integer number (513682952720).

Almost surely, 2^{3429702721772} is an apocalyptic number.

It is an amenable number.

3429702721772 is a deficient number, since it is larger than the sum of its proper divisors (2734492710868).

3429702721772 is a wasteful number, since it uses less digits than its factorization.

3429702721772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23173667080 (or 23173667078 counting only the distinct ones).

The product of its (nonzero) digits is 4148928, while the sum is 53.

The spelling of 3429702721772 in words is "three trillion, four hundred twenty-nine billion, seven hundred two million, seven hundred twenty-one thousand, seven hundred seventy-two".