147040721501 has 8 divisors (see below), whose sum is σ = 150706899000. Its totient is φ = 143378344960.

The previous prime is 147040721473. The next prime is 147040721543. The reversal of 147040721501 is 105127040741.

It can be written as a sum of positive squares in 4 ways, for example, as 2070159001 + 144970562500 = 45499^2 + 380750^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 147040721501 - 2¹⁴ = 147040705117 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147040721551) 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, 871826 + ... + 1026723.

It is an arithmetic number, because the mean of its divisors is an integer number (18838362375).

Almost surely, 2^147040721501 is an apocalyptic number.

It is an amenable number.

147040721501 is a deficient number, since it is larger than the sum of its proper divisors (3666177499).

147040721501 is a wasteful number, since it uses less digits than its factorization.

147040721501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1900479.

The product of its (nonzero) digits is 7840, while the sum is 32.

The spelling of 147040721501 in words is "one hundred forty-seven billion, forty million, seven hundred twenty-one thousand, five hundred one".