53203551313 has 32 divisors (see below), whose sum is σ = 61871040000. Its totient is φ = 45307651200.

The previous prime is 53203551287. The next prime is 53203551337. The reversal of 53203551313 is 31315530235.

It is a cyclic number.

It is not a de Polignac number, because 53203551313 - 2⁹ = 53203550801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53203551343) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1120938 + ... + 1167436.

It is an arithmetic number, because the mean of its divisors is an integer number (1933470000).

Almost surely, 2^53203551313 is an apocalyptic number.

It is an amenable number.

53203551313 is a deficient number, since it is larger than the sum of its proper divisors (8667488687).

53203551313 is a wasteful number, since it uses less digits than its factorization.

53203551313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46653.

The product of its (nonzero) digits is 20250, while the sum is 31.

The spelling of 53203551313 in words is "fifty-three billion, two hundred three million, five hundred fifty-one thousand, three hundred thirteen".