52220455402225 has 24 divisors (see below), whose sum is σ = 70695351868608. Its totient is φ = 37948772347200.

The previous prime is 52220455402207. The next prime is 52220455402333.

52220455402225 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 52220455402225 - 2¹¹ = 52220455400177 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 73999869 + ... + 74702218.

It is an arithmetic number, because the mean of its divisors is an integer number (2945639661192).

Almost surely, 2^{52220455402225} is an apocalyptic number.

52220455402225 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

52220455402225 is a deficient number, since it is larger than the sum of its proper divisors (18474896466383).

52220455402225 is a wasteful number, since it uses less digits than its factorization.

52220455402225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148703385 (or 148703380 counting only the distinct ones).

The product of its (nonzero) digits is 640000, while the sum is 40.

The spelling of 52220455402225 in words is "fifty-two trillion, two hundred twenty billion, four hundred fifty-five million, four hundred two thousand, two hundred twenty-five".