53220402235 has 48 divisors (see below), whose sum is σ = 86397812928. Its totient is φ = 30624295680.

The previous prime is 53220402229. The next prime is 53220402241.

It is a happy number.

53220402235 is nontrivially palindromic in base 10.

53220402235 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (53220402229) and next prime (53220402241).

It is not a de Polignac number, because 53220402235 - 2³ = 53220402227 is a prime.

It is a super-2 number, since 2×53220402235² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 428284 + ... + 538393.

It is an arithmetic number, because the mean of its divisors is an integer number (1799954436).

Almost surely, 2^53220402235 is an apocalyptic number.

53220402235 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

53220402235 is a deficient number, since it is larger than the sum of its proper divisors (33177410693).

53220402235 is a wasteful number, since it uses less digits than its factorization.

53220402235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 966724 (or 966713 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 28.

The spelling of 53220402235 in words is "fifty-three billion, two hundred twenty million, four hundred two thousand, two hundred thirty-five".