55015625527632 has 240 divisors, whose sum is σ = 191976167560320. Its totient is φ = 14288515891200.

The previous prime is 55015625527619. The next prime is 55015625527651. The reversal of 55015625527632 is 23672552651055.

55015625527632 is a `hidden beast` number, since 5 + 5 + 0 + 1 + 5 + 625 + 5 + 2 + 7 + 6 + 3 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 129306544 + ... + 129731312.

It is an arithmetic number, because the mean of its divisors is an integer number (799900698168).

Almost surely, 2^{55015625527632} 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 55015625527632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95988083780160).

55015625527632 is an abundant number, since it is smaller than the sum of its proper divisors (136960542032688).

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

55015625527632 is a wasteful number, since it uses less digits than its factorization.

55015625527632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436482 (or 436473 counting only the distinct ones).

The product of its (nonzero) digits is 18900000, while the sum is 54.

The spelling of 55015625527632 in words is "fifty-five trillion, fifteen billion, six hundred twenty-five million, five hundred twenty-seven thousand, six hundred thirty-two".