62421623550 has 288 divisors, whose sum is σ = 201227120640. Its totient is φ = 13670611200.

The previous prime is 62421623447. The next prime is 62421623603. The reversal of 62421623550 is 5532612426.

62421623550 is a `hidden beast` number, since 6 + 2 + 4 + 21 + 623 + 5 + 5 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 3014131 + ... + 3034769.

It is an arithmetic number, because the mean of its divisors is an integer number (698705280).

Almost surely, 2^62421623550 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 62421623550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (100613560320).

62421623550 is an abundant number, since it is smaller than the sum of its proper divisors (138805497090).

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

62421623550 is a wasteful number, since it uses less digits than its factorization.

62421623550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20728 (or 20720 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The spelling of 62421623550 in words is "sixty-two billion, four hundred twenty-one million, six hundred twenty-three thousand, five hundred fifty".