53215986902 has 8 divisors (see below), whose sum is σ = 85964286576. Its totient is φ = 24561224712.

The previous prime is 53215986869. The next prime is 53215986917. The reversal of 53215986902 is 20968951235.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1023384338 + ... + 1023384389.

It is an arithmetic number, because the mean of its divisors is an integer number (10745535822).

Almost surely, 2^53215986902 is an apocalyptic number.

53215986902 is a deficient number, since it is larger than the sum of its proper divisors (32748299674).

53215986902 is a wasteful number, since it uses less digits than its factorization.

53215986902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2046768742.

The product of its (nonzero) digits is 1166400, while the sum is 50.

The spelling of 53215986902 in words is "fifty-three billion, two hundred fifteen million, nine hundred eighty-six thousand, nine hundred two".