155250222652 has 24 divisors (see below), whose sum is σ = 316358947296. Its totient is φ = 65280416448.

The previous prime is 155250222649. The next prime is 155250222653. The reversal of 155250222652 is 256222052551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155250222653) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52306543 + ... + 52309510.

It is an arithmetic number, because the mean of its divisors is an integer number (13181622804).

Almost surely, 2^155250222652 is an apocalyptic number.

It is an amenable number.

155250222652 is an abundant number, since it is smaller than the sum of its proper divisors (161108724644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

155250222652 is a wasteful number, since it uses less digits than its factorization.

155250222652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104616117 (or 104616115 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 37.

The spelling of 155250222652 in words is "one hundred fifty-five billion, two hundred fifty million, two hundred twenty-two thousand, six hundred fifty-two".