348005647620 has 120 divisors (see below), whose sum is σ = 1105526083200. Its totient is φ = 91626769728.

The previous prime is 348005647609. The next prime is 348005647631. The reversal of 348005647620 is 26746500843.

348005647620 is a `hidden beast` number, since 3 + 4 + 80 + 0 + 564 + 7 + 6 + 2 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (348005647609) and next prime (348005647631).

It is a super-2 number, since 2×348005647620² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1231630 + ... + 1487589.

It is an arithmetic number, because the mean of its divisors is an integer number (9212717360).

Almost surely, 2^348005647620 is an apocalyptic number.

348005647620 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

348005647620 is an abundant number, since it is smaller than the sum of its proper divisors (757520435580).

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

348005647620 is a wasteful number, since it uses less digits than its factorization.

348005647620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2719319 (or 2719308 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 45.

The spelling of 348005647620 in words is "three hundred forty-eight billion, five million, six hundred forty-seven thousand, six hundred twenty".