1652648253018 has 64 divisors (see below), whose sum is σ = 3833335756800. Its totient is φ = 465212664000.

The previous prime is 1652648252951. The next prime is 1652648253041. The reversal of 1652648253018 is 8103528462561.

It is a super-2 number, since 2×1652648253018² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4135908 + ... + 4517856.

It is an arithmetic number, because the mean of its divisors is an integer number (59895871200).

Almost surely, 2^{1652648253018} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1652648253018, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1916667878400).

1652648253018 is an abundant number, since it is smaller than the sum of its proper divisors (2180687503782).

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

1652648253018 is a wasteful number, since it uses less digits than its factorization.

1652648253018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383483.

The product of its (nonzero) digits is 2764800, while the sum is 51.

The spelling of 1652648253018 in words is "one trillion, six hundred fifty-two billion, six hundred forty-eight million, two hundred fifty-three thousand, eighteen".