30117453555 has 32 divisors (see below), whose sum is σ = 58311442944. Its totient is φ = 12958096896.

The previous prime is 30117453503. The next prime is 30117453581. The reversal of 30117453555 is 55535471103.

It is not a de Polignac number, because 30117453555 - 2¹³ = 30117445363 is a prime.

It is a super-2 number, since 2×30117453555² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8434477 + ... + 8438046.

It is an arithmetic number, because the mean of its divisors is an integer number (1822232592).

Almost surely, 2^30117453555 is an apocalyptic number.

30117453555 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

30117453555 is a deficient number, since it is larger than the sum of its proper divisors (28193989389).

30117453555 is a wasteful number, since it uses less digits than its factorization.

30117453555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16872555.

The product of its (nonzero) digits is 157500, while the sum is 39.

The spelling of 30117453555 in words is "thirty billion, one hundred seventeen million, four hundred fifty-three thousand, five hundred fifty-five".