117622363551 has 24 divisors (see below), whose sum is σ = 199019660544. Its totient is φ = 61102525680.

The previous prime is 117622363541. The next prime is 117622363589. The reversal of 117622363551 is 155363226711.

It is not a de Polignac number, because 117622363551 - 2¹⁹ = 117621839263 is a prime.

It is a super-2 number, since 2×117622363551² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117622363541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36368935 + ... + 36372168.

It is an arithmetic number, because the mean of its divisors is an integer number (8292485856).

Almost surely, 2^117622363551 is an apocalyptic number.

117622363551 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

117622363551 is a deficient number, since it is larger than the sum of its proper divisors (81397296993).

117622363551 is a wasteful number, since it uses less digits than its factorization.

117622363551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72741131 (or 72741124 counting only the distinct ones).

The product of its digits is 226800, while the sum is 42.

The spelling of 117622363551 in words is "one hundred seventeen billion, six hundred twenty-two million, three hundred sixty-three thousand, five hundred fifty-one".