1652655541251 has 64 divisors (see below), whose sum is σ = 2657269923840. Its totient is φ = 900400320000.

The previous prime is 1652655541249. The next prime is 1652655541261. The reversal of 1652655541251 is 1521455562561.

It is not a de Polignac number, because 1652655541251 - 2¹ = 1652655541249 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1652655541251.

It is not an unprimeable number, because it can be changed into a prime (1652655541211) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2330430 + ... + 2955708.

It is an arithmetic number, because the mean of its divisors is an integer number (41519842560).

Almost surely, 2^{1652655541251} is an apocalyptic number.

1652655541251 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1652655541251 is a deficient number, since it is larger than the sum of its proper divisors (1004614382589).

1652655541251 is a wasteful number, since it uses less digits than its factorization.

1652655541251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 625468.

The product of its digits is 1800000, while the sum is 48.

The spelling of 1652655541251 in words is "one trillion, six hundred fifty-two billion, six hundred fifty-five million, five hundred forty-one thousand, two hundred fifty-one".