626303540424342 has 32 divisors (see below), whose sum is σ = 1366878494989440. Its totient is φ = 189733667872320.

The previous prime is 626303540424301. The next prime is 626303540424347. The reversal of 626303540424342 is 243424045303626.

It is a super-2 number, since 2×626303540424342² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 626303540424291 and 626303540424300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (626303540424347) 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, 1381865992 + ... + 1382319147.

It is an arithmetic number, because the mean of its divisors is an integer number (42714952968420).

Almost surely, 2^{626303540424342} is an apocalyptic number.

626303540424342 is an abundant number, since it is smaller than the sum of its proper divisors (740574954565098).

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

626303540424342 is a wasteful number, since it uses less digits than its factorization.

626303540424342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2764188588.

The product of its (nonzero) digits is 9953280, while the sum is 48.

Adding to 626303540424342 its reverse (243424045303626), we get a palindrome (869727585727968).

The spelling of 626303540424342 in words is "six hundred twenty-six trillion, three hundred three billion, five hundred forty million, four hundred twenty-four thousand, three hundred forty-two".