73441283977 has 4 divisors (see below), whose sum is σ = 73443486996. Its totient is φ = 73439080960.

The previous prime is 73441283963. The next prime is 73441284019. The reversal of 73441283977 is 77938214437.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 46839347776 + 26601936201 = 216424^2 + 163101^2 .

It is a cyclic number.

It is not a de Polignac number, because 73441283977 - 2⁷ = 73441283849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73441283917) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1050724 + ... + 1118437.

It is an arithmetic number, because the mean of its divisors is an integer number (18360871749).

Almost surely, 2^73441283977 is an apocalyptic number.

It is an amenable number.

73441283977 is a deficient number, since it is larger than the sum of its proper divisors (2203019).

73441283977 is a wasteful number, since it uses less digits than its factorization.

73441283977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2203018.

The product of its digits is 7112448, while the sum is 55.

The spelling of 73441283977 in words is "seventy-three billion, four hundred forty-one million, two hundred eighty-three thousand, nine hundred seventy-seven".