6155285494 has 4 divisors (see below), whose sum is σ = 9232928244. Its totient is φ = 3077642746.

The previous prime is 6155285491. The next prime is 6155285527. The reversal of 6155285494 is 4945825516.

It is a happy number.

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

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6155285491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1538821372 + ... + 1538821375.

It is an arithmetic number, because the mean of its divisors is an integer number (2308232061).

Almost surely, 2^6155285494 is an apocalyptic number.

6155285494 is a deficient number, since it is larger than the sum of its proper divisors (3077642750).

6155285494 is a wasteful number, since it uses less digits than its factorization.

6155285494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3077642749.

The product of its digits is 1728000, while the sum is 49.

The square root of 6155285494 is about 78455.6275483155. The cubic root of 6155285494 is about 1832.6635141246.

The spelling of 6155285494 in words is "six billion, one hundred fifty-five million, two hundred eighty-five thousand, four hundred ninety-four".