6156453442 has 8 divisors (see below), whose sum is σ = 9553117500. Its totient is φ = 2972080944.

The previous prime is 6156453431. The next prime is 6156453461. The reversal of 6156453442 is 2443546516.

It can be written as a sum of positive squares in 2 ways, for example, as 6141700161 + 14753281 = 78369^2 + 3841^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 6156453395 and 6156453404.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53072817 + ... + 53072932.

Almost surely, 2^6156453442 is an apocalyptic number.

6156453442 is a deficient number, since it is larger than the sum of its proper divisors (3396664058).

6156453442 is a wasteful number, since it uses less digits than its factorization.

6156453442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106145780.

The product of its digits is 345600, while the sum is 40.

The square root of 6156453442 is about 78463.0705618892. The cubic root of 6156453442 is about 1832.7794210321.

Adding to 6156453442 its reverse (2443546516), we get a palindrome (8599999958).

The spelling of 6156453442 in words is "six billion, one hundred fifty-six million, four hundred fifty-three thousand, four hundred forty-two".