623255070540 has 24 divisors (see below), whose sum is σ = 1745114197680. Its totient is φ = 166201352128.

The previous prime is 623255070527. The next prime is 623255070547. The reversal of 623255070540 is 45070552326.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (623255070547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5193792195 + ... + 5193792314.

It is an arithmetic number, because the mean of its divisors is an integer number (72713091570).

Almost surely, 2^623255070540 is an apocalyptic number.

623255070540 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

623255070540 is an abundant number, since it is smaller than the sum of its proper divisors (1121859127140).

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

623255070540 is a wasteful number, since it uses less digits than its factorization.

623255070540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10387584521 (or 10387584519 counting only the distinct ones).

The product of its (nonzero) digits is 252000, while the sum is 39.

The spelling of 623255070540 in words is "six hundred twenty-three billion, two hundred fifty-five million, seventy thousand, five hundred forty".