74162640461 has 8 divisors (see below), whose sum is σ = 91277096064. Its totient is φ = 58678133040.

The previous prime is 74162640443. The next prime is 74162640509. The reversal of 74162640461 is 16404626147.

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 74162640461 - 2¹⁰ = 74162639437 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74162640361) 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, 407486945 + ... + 407487126.

It is an arithmetic number, because the mean of its divisors is an integer number (11409637008).

Almost surely, 2^74162640461 is an apocalyptic number.

It is an amenable number.

74162640461 is a deficient number, since it is larger than the sum of its proper divisors (17114455603).

74162640461 is a wasteful number, since it uses less digits than its factorization.

74162640461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 814974091.

The product of its (nonzero) digits is 193536, while the sum is 41.

The spelling of 74162640461 in words is "seventy-four billion, one hundred sixty-two million, six hundred forty thousand, four hundred sixty-one".