67406737374 has 48 divisors (see below), whose sum is σ = 146428983792. Its totient is φ = 22410365184.

The previous prime is 67406737367. The next prime is 67406737379. The reversal of 67406737374 is 47373760476.

It is a self number, because there is not a number n which added to its sum of digits gives 67406737374.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67406737379) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15772902 + ... + 15777174.

It is an arithmetic number, because the mean of its divisors is an integer number (3050603829).

Almost surely, 2^67406737374 is an apocalyptic number.

67406737374 is an abundant number, since it is smaller than the sum of its proper divisors (79022246418).

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

67406737374 is a wasteful number, since it uses less digits than its factorization.

67406737374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6361 (or 6358 counting only the distinct ones).

The product of its (nonzero) digits is 12446784, while the sum is 54.

The spelling of 67406737374 in words is "sixty-seven billion, four hundred six million, seven hundred thirty-seven thousand, three hundred seventy-four".