53662563907 has 4 divisors (see below), whose sum is σ = 53835112656. Its totient is φ = 53490015160.

The previous prime is 53662563887. The next prime is 53662563937. The reversal of 53662563907 is 70936526635.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 53662563907 - 2³⁵ = 19302825539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53662563937) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86273908 + ... + 86274529.

It is an arithmetic number, because the mean of its divisors is an integer number (13458778164).

Almost surely, 2^53662563907 is an apocalyptic number.

53662563907 is a deficient number, since it is larger than the sum of its proper divisors (172548749).

53662563907 is a wasteful number, since it uses less digits than its factorization.

53662563907 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172548748.

The product of its (nonzero) digits is 6123600, while the sum is 52.

The spelling of 53662563907 in words is "fifty-three billion, six hundred sixty-two million, five hundred sixty-three thousand, nine hundred seven".