147213977942 has 16 divisors (see below), whose sum is σ = 222173213472. Its totient is φ = 73156359360.

The previous prime is 147213977941. The next prime is 147213977947. The reversal of 147213977942 is 249779312741.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147213977941) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2874068 + ... + 2924840.

It is an arithmetic number, because the mean of its divisors is an integer number (13885825842).

Almost surely, 2^147213977942 is an apocalyptic number.

147213977942 is a deficient number, since it is larger than the sum of its proper divisors (74959235530).

147213977942 is a wasteful number, since it uses less digits than its factorization.

147213977942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59623.

The product of its digits is 5334336, while the sum is 56.

The spelling of 147213977942 in words is "one hundred forty-seven billion, two hundred thirteen million, nine hundred seventy-seven thousand, nine hundred forty-two".