3626142642 has 12 divisors (see below), whose sum is σ = 7856642430. Its totient is φ = 1208714208.

The previous prime is 3626142631. The next prime is 3626142649. The reversal of 3626142642 is 2462416263.

3626142642 is a `hidden beast` number, since 3 + 6 + 2 + 6 + 1 + 4 + 2 + 642 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1937672361 + 1688470281 = 44019^2 + 41091^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3626142597 and 3626142606.

It is not an unprimeable number, because it can be changed into a prime (3626142649) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 100726167 + ... + 100726202.

Almost surely, 2^3626142642 is an apocalyptic number.

3626142642 is an abundant number, since it is smaller than the sum of its proper divisors (4230499788).

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

3626142642 is a wasteful number, since it uses less digits than its factorization.

3626142642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201452377 (or 201452374 counting only the distinct ones).

The product of its digits is 82944, while the sum is 36.

The square root of 3626142642 is about 60217.4612716278. The cubic root of 3626142642 is about 1536.3198008636.

The spelling of 3626142642 in words is "three billion, six hundred twenty-six million, one hundred forty-two thousand, six hundred forty-two".