53013343515 has 32 divisors (see below), whose sum is σ = 92684998656. Its totient is φ = 25661045760.

The previous prime is 53013343501. The next prime is 53013343531. The reversal of 53013343515 is 51534331035.

It is a happy number.

It is not a de Polignac number, because 53013343515 - 2⁷ = 53013343387 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 164502 + ... + 364811.

It is an arithmetic number, because the mean of its divisors is an integer number (2896406208).

Almost surely, 2^53013343515 is an apocalyptic number.

53013343515 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

53013343515 is a deficient number, since it is larger than the sum of its proper divisors (39671655141).

53013343515 is a wasteful number, since it uses less digits than its factorization.

53013343515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529939.

The product of its (nonzero) digits is 40500, while the sum is 33.

The spelling of 53013343515 in words is "fifty-three billion, thirteen million, three hundred forty-three thousand, five hundred fifteen".