41026121454421 has 4 divisors (see below), whose sum is σ = 41432320676844. Its totient is φ = 40619922232000.

The previous prime is 41026121454401. The next prime is 41026121454457. The reversal of 41026121454421 is 12445412162014.

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 38163223614321 + 2862897840100 = 6177639^2 + 1692010^2 .

It is a cyclic number.

It is not a de Polignac number, because 41026121454421 - 2³⁷ = 40888682500949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41026121454401) 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, 203099611060 + ... + 203099611261.

It is an arithmetic number, because the mean of its divisors is an integer number (10358080169211).

Almost surely, 2^{41026121454421} is an apocalyptic number.

It is an amenable number.

41026121454421 is a deficient number, since it is larger than the sum of its proper divisors (406199222423).

41026121454421 is a wasteful number, since it uses less digits than its factorization.

41026121454421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406199222422.

The product of its (nonzero) digits is 61440, while the sum is 37.

The spelling of 41026121454421 in words is "forty-one trillion, twenty-six billion, one hundred twenty-one million, four hundred fifty-four thousand, four hundred twenty-one".