355056421002 has 32 divisors (see below), whose sum is σ = 720323725824. Its totient is φ = 116651295600.

The previous prime is 355056420977. The next prime is 355056421003. The reversal of 355056421002 is 200124650553.

It is not an unprimeable number, because it can be changed into a prime (355056421003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1367793 + ... + 1606539.

It is an arithmetic number, because the mean of its divisors is an integer number (22510116432).

Almost surely, 2^355056421002 is an apocalyptic number.

355056421002 is an abundant number, since it is smaller than the sum of its proper divisors (365267304822).

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

355056421002 is a wasteful number, since it uses less digits than its factorization.

355056421002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242314.

The product of its (nonzero) digits is 36000, while the sum is 33.

The spelling of 355056421002 in words is "three hundred fifty-five billion, fifty-six million, four hundred twenty-one thousand, two".