147946391044 has 9 divisors (see below), whose sum is σ = 258907530567. Its totient is φ = 73972810884.

The previous prime is 147946391041. The next prime is 147946391063. The reversal of 147946391044 is 440193649741.

The square root of 147946391044 is 384638.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 147946390982 and 147946391000.

It is not an unprimeable number, because it can be changed into a prime (147946391041) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 673117 + ... + 865435.

Almost surely, 2^147946391044 is an apocalyptic number.

147946391044 is the 384638-th square number.

It is an amenable number.

147946391044 is a deficient number, since it is larger than the sum of its proper divisors (110961139523).

147946391044 is an frugal number, since it uses more digits than its factorization.

147946391044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384642 (or 192321 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 52.

The spelling of 147946391044 in words is "one hundred forty-seven billion, nine hundred forty-six million, three hundred ninety-one thousand, forty-four".