3711421642 has 4 divisors (see below), whose sum is σ = 5567132466. Its totient is φ = 1855710820.

The previous prime is 3711421579. The next prime is 3711421667. The reversal of 3711421642 is 2461241173.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2461241173 = 1373 ⋅1792601.

It can be written as a sum of positive squares in only one way, i.e., 3709906281 + 1515361 = 60909^2 + 1231^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 927855409 + ... + 927855412.

Almost surely, 2^3711421642 is an apocalyptic number.

3711421642 is a deficient number, since it is larger than the sum of its proper divisors (1855710824).

3711421642 is a wasteful number, since it uses less digits than its factorization.

3711421642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1855710823.

The product of its digits is 8064, while the sum is 31.

The square root of 3711421642 is about 60921.4382791477. The cubic root of 3711421642 is about 1548.2702371148.

The spelling of 3711421642 in words is "three billion, seven hundred eleven million, four hundred twenty-one thousand, six hundred forty-two".