3547399921122 has 16 divisors (see below), whose sum is σ = 7109017884000. Its totient is φ = 1180096966752.

The previous prime is 3547399921073. The next prime is 3547399921139. The reversal of 3547399921122 is 2211299937453.

It is a happy number.

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, 592415163 + ... + 592421150.

It is an arithmetic number, because the mean of its divisors is an integer number (444313617750).

Almost surely, 2^{3547399921122} is an apocalyptic number.

3547399921122 is an abundant number, since it is smaller than the sum of its proper divisors (3561617962878).

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

3547399921122 is a wasteful number, since it uses less digits than its factorization.

3547399921122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1184836817.

The product of its digits is 7348320, while the sum is 57.

The spelling of 3547399921122 in words is "three trillion, five hundred forty-seven billion, three hundred ninety-nine million, nine hundred twenty-one thousand, one hundred twenty-two".