6145815454 has 4 divisors (see below), whose sum is σ = 9218723184. Its totient is φ = 3072907726.

The previous prime is 6145815443. The next prime is 6145815539. The reversal of 6145815454 is 4545185416.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×6145815454² = 75542095189250452232, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6145815454.

It is a congruent number.

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, 1536453862 + ... + 1536453865.

It is an arithmetic number, because the mean of its divisors is an integer number (2304680796).

Almost surely, 2^6145815454 is an apocalyptic number.

6145815454 is a deficient number, since it is larger than the sum of its proper divisors (3072907730).

6145815454 is a wasteful number, since it uses less digits than its factorization.

6145815454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3072907729.

The product of its digits is 384000, while the sum is 43.

The square root of 6145815454 is about 78395.2514760939. The cubic root of 6145815454 is about 1831.7231675467.

The spelling of 6145815454 in words is "six billion, one hundred forty-five million, eight hundred fifteen thousand, four hundred fifty-four".