4351642038 has 24 divisors (see below), whose sum is σ = 9753681600. Its totient is φ = 1400528304.

The previous prime is 4351642037. The next prime is 4351642049. The reversal of 4351642038 is 8302461534.

4351642038 is a `hidden beast` number, since 4 + 3 + 5 + 1 + 642 + 0 + 3 + 8 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 4351641993 and 4351642011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4351642037) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4167718 + ... + 4168761.

It is an arithmetic number, because the mean of its divisors is an integer number (406403400).

Almost surely, 2^4351642038 is an apocalyptic number.

4351642038 is an abundant number, since it is smaller than the sum of its proper divisors (5402039562).

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

4351642038 is a wasteful number, since it uses less digits than its factorization.

4351642038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8336516 (or 8336513 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 4351642038 is about 65966.9768747970. The cubic root of 4351642038 is about 1632.6172761381.

The spelling of 4351642038 in words is "four billion, three hundred fifty-one million, six hundred forty-two thousand, thirty-eight".