65451542007 has 16 divisors (see below), whose sum is σ = 87592320000. Its totient is φ = 43472787744.

The previous prime is 65451541999. The next prime is 65451542011. The reversal of 65451542007 is 70024515456.

It is not a de Polignac number, because 65451542007 - 2³ = 65451541999 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65451542027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1166994 + ... + 1221792.

It is an arithmetic number, because the mean of its divisors is an integer number (5474520000).

Almost surely, 2^65451542007 is an apocalyptic number.

65451542007 is a deficient number, since it is larger than the sum of its proper divisors (22140777993).

65451542007 is a wasteful number, since it uses less digits than its factorization.

65451542007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56270.

The product of its (nonzero) digits is 168000, while the sum is 39.

The spelling of 65451542007 in words is "sixty-five billion, four hundred fifty-one million, five hundred forty-two thousand, seven".