275515441152 has 416 divisors, whose sum is σ = 927712922112. Its totient is φ = 70866960384.

The previous prime is 275515441133. The next prime is 275515441153. The reversal of 275515441152 is 251144515572.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

Its product of digits (280000) is a multiple of the sum of its prime factors (100).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (275515441153) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11978932213 + ... + 11978932235.

Almost surely, 2^275515441152 is an apocalyptic number.

275515441152 is a droll number since its even prime factors and its odd prime factors have the same sum.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 275515441152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (463856461056).

275515441152 is an abundant number, since it is smaller than the sum of its proper divisors (652197480960).

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

275515441152 is an frugal number, since it uses more digits than its factorization.

275515441152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100 (or 52 counting only the distinct ones).

The product of its digits is 280000, while the sum is 42.

The spelling of 275515441152 in words is "two hundred seventy-five billion, five hundred fifteen million, four hundred forty-one thousand, one hundred fifty-two".