623776260552 has 64 divisors (see below), whose sum is σ = 1600741327680. Its totient is φ = 202449176832.

The previous prime is 623776260493. The next prime is 623776260577. The reversal of 623776260552 is 255062677326.

623776260552 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 623776260495 and 623776260504.

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, 626223 + ... + 1280510.

It is an arithmetic number, because the mean of its divisors is an integer number (25011583245).

Almost surely, 2^623776260552 is an apocalyptic number.

It is an amenable number.

623776260552 is an abundant number, since it is smaller than the sum of its proper divisors (976965067128).

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

623776260552 is a wasteful number, since it uses less digits than its factorization.

623776260552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1907102 (or 1907098 counting only the distinct ones).

The product of its (nonzero) digits is 6350400, while the sum is 51.

The spelling of 623776260552 in words is "six hundred twenty-three billion, seven hundred seventy-six million, two hundred sixty thousand, five hundred fifty-two".