74533429151 has 4 divisors (see below), whose sum is σ = 74823442752. Its totient is φ = 74243415552.

The previous prime is 74533429133. The next prime is 74533429207. The reversal of 74533429151 is 15192433547.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74533429151 is a prime.

It is a super-2 number, since 2×74533429151² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74533429351) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 145006415 + ... + 145006928.

It is an arithmetic number, because the mean of its divisors is an integer number (18705860688).

Almost surely, 2^74533429151 is an apocalyptic number.

74533429151 is a deficient number, since it is larger than the sum of its proper divisors (290013601).

74533429151 is a wasteful number, since it uses less digits than its factorization.

74533429151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290013600.

The product of its digits is 453600, while the sum is 44.

The spelling of 74533429151 in words is "seventy-four billion, five hundred thirty-three million, four hundred twenty-nine thousand, one hundred fifty-one".