147649736542 has 32 divisors (see below), whose sum is σ = 276287768064. Its totient is φ = 57491791200.

The previous prime is 147649736519. The next prime is 147649736561. The reversal of 147649736542 is 245637946741.

It is a happy number.

147649736542 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22434 + ... + 543877.

It is an arithmetic number, because the mean of its divisors is an integer number (8633992752).

Almost surely, 2^147649736542 is an apocalyptic number.

147649736542 is a deficient number, since it is larger than the sum of its proper divisors (128638031522).

147649736542 is a wasteful number, since it uses less digits than its factorization.

147649736542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 568024.

The product of its digits is 30481920, while the sum is 58.

The spelling of 147649736542 in words is "one hundred forty-seven billion, six hundred forty-nine million, seven hundred thirty-six thousand, five hundred forty-two".