481001052381 has 16 divisors (see below), whose sum is σ = 644989994880. Its totient is φ = 318844728000.

The previous prime is 481001052377. The next prime is 481001052403. The reversal of 481001052381 is 183250100184.

It is not a de Polignac number, because 481001052381 - 2² = 481001052377 is a prime.

It is a super-3 number, since 3×481001052381³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (481001052881) 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, 237370 + ... + 1009131.

It is an arithmetic number, because the mean of its divisors is an integer number (40311874680).

Almost surely, 2^481001052381 is an apocalyptic number.

It is an amenable number.

481001052381 is a deficient number, since it is larger than the sum of its proper divisors (163988942499).

481001052381 is a wasteful number, since it uses less digits than its factorization.

481001052381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1247236.

The product of its (nonzero) digits is 7680, while the sum is 33.

The spelling of 481001052381 in words is "four hundred eighty-one billion, one million, fifty-two thousand, three hundred eighty-one".