74156053405 has 96 divisors (see below), whose sum is σ = 111870443520. Its totient is φ = 46914215040.

The previous prime is 74156053351. The next prime is 74156053421. The reversal of 74156053405 is 50435065147.

It is not a de Polignac number, because 74156053405 - 2¹⁹ = 74155529117 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 76686232 + ... + 76687198.

It is an arithmetic number, because the mean of its divisors is an integer number (1165317120).

Almost surely, 2^74156053405 is an apocalyptic number.

It is an amenable number.

74156053405 is a deficient number, since it is larger than the sum of its proper divisors (37714390115).

74156053405 is a wasteful number, since it uses less digits than its factorization.

74156053405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1479 (or 1472 counting only the distinct ones).

The product of its (nonzero) digits is 252000, while the sum is 40.

The spelling of 74156053405 in words is "seventy-four billion, one hundred fifty-six million, fifty-three thousand, four hundred five".