463121206155 has 48 divisors (see below), whose sum is σ = 832672538880. Its totient is φ = 246939267168.

The previous prime is 463121206063. The next prime is 463121206183. The reversal of 463121206155 is 551602121364.

463121206155 is a `hidden beast` number, since 4 + 6 + 3 + 12 + 1 + 20 + 615 + 5 = 666.

It is not a de Polignac number, because 463121206155 - 2⁷ = 463121206027 is a prime.

It is a super-3 number, since 3×463121206155³ (a number of 36 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5330856 + ... + 5417034.

It is an arithmetic number, because the mean of its divisors is an integer number (17347344560).

Almost surely, 2^463121206155 is an apocalyptic number.

463121206155 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

463121206155 is a deficient number, since it is larger than the sum of its proper divisors (369551332725).

463121206155 is an equidigital number, since it uses as much as digits as its factorization.

463121206155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90622 (or 90610 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 463121206155 in words is "four hundred sixty-three billion, one hundred twenty-one million, two hundred six thousand, one hundred fifty-five".