3548438021073 has 16 divisors (see below), whose sum is σ = 5161463985600. Its totient is φ = 2150527001280.

The previous prime is 3548438020987. The next prime is 3548438021099. The reversal of 3548438021073 is 3701208348453.

It is not a de Polignac number, because 3548438021073 - 2¹⁴ = 3548438004689 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3548438021173) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 744423 + ... + 2766051.

It is an arithmetic number, because the mean of its divisors is an integer number (322591499100).

Almost surely, 2^{3548438021073} is an apocalyptic number.

3548438021073 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

3548438021073 is a deficient number, since it is larger than the sum of its proper divisors (1613025964527).

3548438021073 is a wasteful number, since it uses less digits than its factorization.

3548438021073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2074832.

The product of its (nonzero) digits is 1935360, while the sum is 48.

The spelling of 3548438021073 in words is "three trillion, five hundred forty-eight billion, four hundred thirty-eight million, twenty-one thousand, seventy-three".