481551923877 has 4 divisors (see below), whose sum is σ = 642069231840. Its totient is φ = 321034615916.

The previous prime is 481551923833. The next prime is 481551923917. The reversal of 481551923877 is 778329155184.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 481551923877 - 2⁸ = 481551923621 is a prime.

It is a super-2 number, since 2×481551923877² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 481551923877.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (481551923777) 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, 80258653977 + ... + 80258653982.

It is an arithmetic number, because the mean of its divisors is an integer number (160517307960).

Almost surely, 2^481551923877 is an apocalyptic number.

It is an amenable number.

481551923877 is a deficient number, since it is larger than the sum of its proper divisors (160517307963).

481551923877 is a wasteful number, since it uses less digits than its factorization.

481551923877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160517307962.

The product of its digits is 16934400, while the sum is 60.

The spelling of 481551923877 in words is "four hundred eighty-one billion, five hundred fifty-one million, nine hundred twenty-three thousand, eight hundred seventy-seven".