2642535147 has 16 divisors (see below), whose sum is σ = 4034741760. Its totient is φ = 1507012032.

The previous prime is 2642535121. The next prime is 2642535149. The reversal of 2642535147 is 7415352462.

It is not a de Polignac number, because 2642535147 - 2⁶ = 2642535083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2642535149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114522 + ... + 135647.

It is an arithmetic number, because the mean of its divisors is an integer number (252171360).

Almost surely, 2^2642535147 is an apocalyptic number.

2642535147 is a deficient number, since it is larger than the sum of its proper divisors (1392206613).

2642535147 is a wasteful number, since it uses less digits than its factorization.

2642535147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250682.

The product of its digits is 201600, while the sum is 39.

The square root of 2642535147 is about 51405.5945107145. The cubic root of 2642535147 is about 1382.5269019113.

The spelling of 2642535147 in words is "two billion, six hundred forty-two million, five hundred thirty-five thousand, one hundred forty-seven".