215153252350 has 12 divisors (see below), whose sum is σ = 400185049464. Its totient is φ = 86061300920.

The previous prime is 215153252273. The next prime is 215153252351. The reversal of 215153252350 is 53252351512.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (215153252351) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2151532474 + ... + 2151532573.

It is an arithmetic number, because the mean of its divisors is an integer number (33348754122).

Almost surely, 2^215153252350 is an apocalyptic number.

215153252350 is a deficient number, since it is larger than the sum of its proper divisors (185031797114).

215153252350 is a wasteful number, since it uses less digits than its factorization.

215153252350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4303065059 (or 4303065054 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 34.

The spelling of 215153252350 in words is "two hundred fifteen billion, one hundred fifty-three million, two hundred fifty-two thousand, three hundred fifty".