155676613345043 has 4 divisors (see below), whose sum is σ = 177916129537200. Its totient is φ = 133437097152888.

The previous prime is 155676613345039. The next prime is 155676613345079. The reversal of 155676613345043 is 340543316676551.

It is a happy number.

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 155676613345043 - 2² = 155676613345039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (155676613345343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11119758096068 + ... + 11119758096081.

It is an arithmetic number, because the mean of its divisors is an integer number (44479032384300).

Almost surely, 2^{155676613345043} is an apocalyptic number.

155676613345043 is a deficient number, since it is larger than the sum of its proper divisors (22239516192157).

155676613345043 is an equidigital number, since it uses as much as digits as its factorization.

155676613345043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22239516192156.

The product of its (nonzero) digits is 81648000, while the sum is 59.

The spelling of 155676613345043 in words is "one hundred fifty-five trillion, six hundred seventy-six billion, six hundred thirteen million, three hundred forty-five thousand, forty-three".