348821280402 has 32 divisors (see below), whose sum is σ = 839269248000. Its totient is φ = 94417789968.

The previous prime is 348821280373. The next prime is 348821280413. The reversal of 348821280402 is 204082128843.

It is a super-2 number, since 2×348821280402² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 218558902 + ... + 218560497.

It is an arithmetic number, because the mean of its divisors is an integer number (26227164000).

Almost surely, 2^348821280402 is an apocalyptic number.

348821280402 is an abundant number, since it is smaller than the sum of its proper divisors (490447967598).

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

348821280402 is a wasteful number, since it uses less digits than its factorization.

348821280402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437119430.

The product of its (nonzero) digits is 196608, while the sum is 42.

The spelling of 348821280402 in words is "three hundred forty-eight billion, eight hundred twenty-one million, two hundred eighty thousand, four hundred two".