155934033978052 has 24 divisors (see below), whose sum is σ = 300152513197152. Its totient is φ = 70879106351240.

The previous prime is 155934033977879. The next prime is 155934033978077. The reversal of 155934033978052 is 250879330439551.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14644438138 + ... + 14644448785.

It is an arithmetic number, because the mean of its divisors is an integer number (12506354716548).

Almost surely, 2^{155934033978052} is an apocalyptic number.

It is an amenable number.

155934033978052 is a deficient number, since it is larger than the sum of its proper divisors (144218479219100).

155934033978052 is a wasteful number, since it uses less digits than its factorization.

155934033978052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29288886960 (or 29288886936 counting only the distinct ones).

The product of its (nonzero) digits is 122472000, while the sum is 64.

The spelling of 155934033978052 in words is "one hundred fifty-five trillion, nine hundred thirty-four billion, thirty-three million, nine hundred seventy-eight thousand, fifty-two".