3577949666242 has 32 divisors (see below), whose sum is σ = 6718375509120. Its totient is φ = 1393440840960.

The previous prime is 3577949666231. The next prime is 3577949666243. The reversal of 3577949666242 is 2426669497753.

It is a super-2 number, since 2×3577949666242² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3577949666243) 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, 259189684 + ... + 259203487.

It is an arithmetic number, because the mean of its divisors is an integer number (209949234660).

Almost surely, 2^{3577949666242} is an apocalyptic number.

3577949666242 is a deficient number, since it is larger than the sum of its proper divisors (3140425842878).

3577949666242 is a wasteful number, since it uses less digits than its factorization.

3577949666242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518393226.

The product of its digits is 823011840, while the sum is 70.

The spelling of 3577949666242 in words is "three trillion, five hundred seventy-seven billion, nine hundred forty-nine million, six hundred sixty-six thousand, two hundred forty-two".