611087775216 has 20 divisors (see below), whose sum is σ = 1578643419432. Its totient is φ = 203695925056.

The previous prime is 611087775191. The next prime is 611087775217. The reversal of 611087775216 is 612577780116.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (611087775217) 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, 6365497611 + ... + 6365497706.

Almost surely, 2^611087775216 is an apocalyptic number.

It is an amenable number.

611087775216 is an abundant number, since it is smaller than the sum of its proper divisors (967555644216).

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

611087775216 is a wasteful number, since it uses less digits than its factorization.

611087775216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12730995328 (or 12730995322 counting only the distinct ones).

The product of its (nonzero) digits is 987840, while the sum is 51.

The spelling of 611087775216 in words is "six hundred eleven billion, eighty-seven million, seven hundred seventy-five thousand, two hundred sixteen".