123562045755 has 48 divisors (see below), whose sum is σ = 222187885920. Its totient is φ = 65875638528.

The previous prime is 123562045729. The next prime is 123562045769. The reversal of 123562045755 is 557540265321.

It is a happy number.

123562045755 is a `hidden beast` number, since 1 + 2 + 3 + 56 + 20 + 4 + 575 + 5 = 666.

It is not a de Polignac number, because 123562045755 - 2⁷ = 123562045627 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 123562045755.

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, 3590209 + ... + 3624461.

It is an arithmetic number, because the mean of its divisors is an integer number (4628914290).

Almost surely, 2^123562045755 is an apocalyptic number.

123562045755 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

123562045755 is a deficient number, since it is larger than the sum of its proper divisors (98625840165).

123562045755 is an equidigital number, since it uses as much as digits as its factorization.

123562045755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37242 (or 37230 counting only the distinct ones).

The product of its (nonzero) digits is 1260000, while the sum is 45.

The spelling of 123562045755 in words is "one hundred twenty-three billion, five hundred sixty-two million, forty-five thousand, seven hundred fifty-five".