2150779272 has 16 divisors (see below), whose sum is σ = 5376948240. Its totient is φ = 716926416.

The previous prime is 2150779237. The next prime is 2150779307. The reversal of 2150779272 is 2729770512.

It is an interprime number because it is at equal distance from previous prime (2150779237) and next prime (2150779307).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44807878 + ... + 44807925.

It is an arithmetic number, because the mean of its divisors is an integer number (336059265).

Almost surely, 2^2150779272 is an apocalyptic number.

It is an amenable number.

2150779272 is an abundant number, since it is smaller than the sum of its proper divisors (3226168968).

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

2150779272 is a wasteful number, since it uses less digits than its factorization.

2150779272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89615812 (or 89615808 counting only the distinct ones).

The product of its (nonzero) digits is 123480, while the sum is 42.

The square root of 2150779272 is about 46376.4948222696. The cubic root of 2150779272 is about 1290.8187963257.

The spelling of 2150779272 in words is "two billion, one hundred fifty million, seven hundred seventy-nine thousand, two hundred seventy-two".