1652655765 has 32 divisors (see below), whose sum is σ = 2864923776. Its totient is φ = 810270720.

The previous prime is 1652655761. The next prime is 1652655769. The reversal of 1652655765 is 5675562561.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1652655761) and next prime (1652655769).

It is not a de Polignac number, because 1652655765 - 2² = 1652655761 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1652655761) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 64396 + ... + 86325.

It is an arithmetic number, because the mean of its divisors is an integer number (89528868).

Almost surely, 2^1652655765 is an apocalyptic number.

1652655765 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1652655765 is a deficient number, since it is larger than the sum of its proper divisors (1212268011).

1652655765 is a wasteful number, since it uses less digits than its factorization.

1652655765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150789.

The product of its digits is 1890000, while the sum is 48.

The square root of 1652655765 is about 40652.8690869415. The cubic root of 1652655765 is about 1182.2993957867.

The spelling of 1652655765 in words is "one billion, six hundred fifty-two million, six hundred fifty-five thousand, seven hundred sixty-five".