65377453039 has 8 divisors (see below), whose sum is σ = 69144529280. Its totient is φ = 61642992600.

The previous prime is 65377453019. The next prime is 65377453079. The reversal of 65377453039 is 93035477356.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 65377453039 - 2⁷ = 65377452911 is a prime.

It is a super-2 number, since 2×65377453039² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65377453019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8149827 + ... + 8157844.

It is an arithmetic number, because the mean of its divisors is an integer number (8643066160).

Almost surely, 2^65377453039 is an apocalyptic number.

65377453039 is a deficient number, since it is larger than the sum of its proper divisors (3767076241).

65377453039 is a wasteful number, since it uses less digits than its factorization.

65377453039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16307901.

The product of its (nonzero) digits is 7144200, while the sum is 52.

The spelling of 65377453039 in words is "sixty-five billion, three hundred seventy-seven million, four hundred fifty-three thousand, thirty-nine".