34155413220 has 24 divisors (see below), whose sum is σ = 95635157184. Its totient is φ = 9108110176.

The previous prime is 34155413179. The next prime is 34155413221. The reversal of 34155413220 is 2231455143.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (34155413221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 284628384 + ... + 284628503.

It is an arithmetic number, because the mean of its divisors is an integer number (3984798216).

Almost surely, 2^34155413220 is an apocalyptic number.

34155413220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

34155413220 is an abundant number, since it is smaller than the sum of its proper divisors (61479743964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34155413220 is a wasteful number, since it uses less digits than its factorization.

34155413220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 569256899 (or 569256897 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 34155413220 its reverse (2231455143), we get a palindrome (36386868363).

The spelling of 34155413220 in words is "thirty-four billion, one hundred fifty-five million, four hundred thirteen thousand, two hundred twenty".