67072996874157 has 8 divisors (see below), whose sum is σ = 89653681608960. Its totient is φ = 44603821694400.

The previous prime is 67072996874153. The next prime is 67072996874173. The reversal of 67072996874157 is 75147869927076.

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

It is not a de Polignac number, because 67072996874157 - 2² = 67072996874153 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67072996874153) 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, 27877387357 + ... + 27877389762.

It is an arithmetic number, because the mean of its divisors is an integer number (11206710201120).

Almost surely, 2^{67072996874157} is an apocalyptic number.

It is an amenable number.

67072996874157 is a deficient number, since it is larger than the sum of its proper divisors (22580684734803).

67072996874157 is a wasteful number, since it uses less digits than its factorization.

67072996874157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55754777523.

The product of its (nonzero) digits is 2240421120, while the sum is 78.

The spelling of 67072996874157 in words is "sixty-seven trillion, seventy-two billion, nine hundred ninety-six million, eight hundred seventy-four thousand, one hundred fifty-seven".