74632000019 has 8 divisors (see below), whose sum is σ = 79554432000. Its totient is φ = 69809011272.

The previous prime is 74631999973. The next prime is 74632000021. The reversal of 74632000019 is 91000023647.

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

It is not a de Polignac number, because 74632000019 - 2⁸ = 74631999763 is a prime.

It is a super-2 number, since 2×74632000019² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74632000049) 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, 24859259 + ... + 24862260.

It is an arithmetic number, because the mean of its divisors is an integer number (9944304000).

Almost surely, 2^74632000019 is an apocalyptic number.

74632000019 is a gapful number since it is divisible by the number (79) formed by its first and last digit.

74632000019 is a deficient number, since it is larger than the sum of its proper divisors (4922431981).

74632000019 is a wasteful number, since it uses less digits than its factorization.

74632000019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49721617.

The product of its (nonzero) digits is 9072, while the sum is 32.

The spelling of 74632000019 in words is "seventy-four billion, six hundred thirty-two million, nineteen", and thus it is an aban number.