555461191260 has 216 divisors, whose sum is σ = 1803305833056. Its totient is φ = 138349451520.

The previous prime is 555461191217. The next prime is 555461191277. The reversal of 555461191260 is 62191164555.

555461191260 is a `hidden beast` number, since 5 + 5 + 5 + 4 + 611 + 9 + 1 + 26 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 4553382 + ... + 4673778.

It is an arithmetic number, because the mean of its divisors is an integer number (8348638116).

Almost surely, 2^555461191260 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 555461191260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (901652916528).

555461191260 is an abundant number, since it is smaller than the sum of its proper divisors (1247844641796).

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

555461191260 is a wasteful number, since it uses less digits than its factorization.

555461191260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120521 (or 120497 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 45.

The spelling of 555461191260 in words is "five hundred fifty-five billion, four hundred sixty-one million, one hundred ninety-one thousand, two hundred sixty".