626341603234440 has 32 divisors (see below), whose sum is σ = 1879024809703680. Its totient is φ = 167024427529152.

The previous prime is 626341603234427. The next prime is 626341603234511. The reversal of 626341603234440 is 44432306143626.

It is a happy number.

It is a super-2 number, since 2×626341603234440² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 626341603234440.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2609756680024 + ... + 2609756680263.

It is an arithmetic number, because the mean of its divisors is an integer number (58719525303240).

Almost surely, 2^{626341603234440} is an apocalyptic number.

626341603234440 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

626341603234440 is an abundant number, since it is smaller than the sum of its proper divisors (1252683206469240).

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

626341603234440 is a wasteful number, since it uses less digits than its factorization.

626341603234440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5219513360301 (or 5219513360297 counting only the distinct ones).

The product of its (nonzero) digits is 5971968, while the sum is 48.

The spelling of 626341603234440 in words is "six hundred twenty-six trillion, three hundred forty-one billion, six hundred three million, two hundred thirty-four thousand, four hundred forty".