155047126763 has 4 divisors (see below), whose sum is σ = 160393579440. Its totient is φ = 149700674088.

The previous prime is 155047126747. The next prime is 155047126783. The reversal of 155047126763 is 367621740551.

155047126763 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 155047126763 - 2⁴ = 155047126747 is a prime.

It is a super-2 number, since 2×155047126763² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (155047126783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2673226295 + ... + 2673226352.

It is an arithmetic number, because the mean of its divisors is an integer number (40098394860).

Almost surely, 2^155047126763 is an apocalyptic number.

155047126763 is a deficient number, since it is larger than the sum of its proper divisors (5346452677).

155047126763 is an equidigital number, since it uses as much as digits as its factorization.

155047126763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5346452676.

The product of its (nonzero) digits is 1058400, while the sum is 47.

The spelling of 155047126763 in words is "one hundred fifty-five billion, forty-seven million, one hundred twenty-six thousand, seven hundred sixty-three".