66413360342 has 32 divisors (see below), whose sum is σ = 120039456000. Its totient is φ = 26920768608.

The previous prime is 66413360339. The next prime is 66413360347. The reversal of 66413360342 is 24306331466.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a junction number, because it is equal to n+sod(n) for n = 66413360296 and 66413360305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66413360347) 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, 40592 + ... + 366707.

It is an arithmetic number, because the mean of its divisors is an integer number (3751233000).

Almost surely, 2^66413360342 is an apocalyptic number.

66413360342 is a deficient number, since it is larger than the sum of its proper divisors (53626095658).

66413360342 is a wasteful number, since it uses less digits than its factorization.

66413360342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407940.

The product of its (nonzero) digits is 186624, while the sum is 38.

The spelling of 66413360342 in words is "sixty-six billion, four hundred thirteen million, three hundred sixty thousand, three hundred forty-two".