1651536366 has 64 divisors (see below), whose sum is σ = 3608893440. Its totient is φ = 501742080.

The previous prime is 1651536361. The next prime is 1651536371. The reversal of 1651536366 is 6636351561.

1651536366 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (1651536361) and next prime (1651536371).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1651536361) 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, 901071 + ... + 902901.

It is an arithmetic number, because the mean of its divisors is an integer number (56388960).

Almost surely, 2^1651536366 is an apocalyptic number.

1651536366 is an abundant number, since it is smaller than the sum of its proper divisors (1957357074).

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

1651536366 is a wasteful number, since it uses less digits than its factorization.

1651536366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2129.

The product of its digits is 291600, while the sum is 42.

The square root of 1651536366 is about 40639.0989811536. The cubic root of 1651536366 is about 1182.0323985267.

The spelling of 1651536366 in words is "one billion, six hundred fifty-one million, five hundred thirty-six thousand, three hundred sixty-six".