155026536480 has 72 divisors (see below), whose sum is σ = 529028060652. Its totient is φ = 41340409344.

The previous prime is 155026536461. The next prime is 155026536487. The reversal of 155026536480 is 84635620551.

155026536480 is a `hidden beast` number, since 1 + 5 + 50 + 26 + 536 + 48 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 155024887824 + 1648656 = 393732^2 + 1284^2 .

It is a tau number, because it is divible by the number of its divisors (72).

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

It is not an unprimeable number, because it can be changed into a prime (155026536487) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 53827219 + ... + 53830098.

Almost surely, 2^155026536480 is an apocalyptic number.

155026536480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

155026536480 is an abundant number, since it is smaller than the sum of its proper divisors (374001524172).

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

155026536480 is a wasteful number, since it uses less digits than its factorization.

155026536480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107657338 (or 107657327 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 45.

The spelling of 155026536480 in words is "one hundred fifty-five billion, twenty-six million, five hundred thirty-six thousand, four hundred eighty".