74346784450470 has 192 divisors, whose sum is σ = 235906023075840. Its totient is φ = 15878289772800.

The previous prime is 74346784450457. The next prime is 74346784450507. The reversal of 74346784450470 is 7405448764347.

74346784450470 is a `hidden beast` number, since 7 + 4 + 3 + 4 + 6 + 78 + 44 + 50 + 470 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 74346784450398 and 74346784450407.

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, 65068096 + ... + 66200835.

It is an arithmetic number, because the mean of its divisors is an integer number (1228677203520).

Almost surely, 2^{74346784450470} is an apocalyptic number.

74346784450470 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

74346784450470 is an abundant number, since it is smaller than the sum of its proper divisors (161559238625370).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74346784450470 is a wasteful number, since it uses less digits than its factorization.

74346784450470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131269011 (or 131269008 counting only the distinct ones).

The product of its (nonzero) digits is 252887040, while the sum is 63.

The spelling of 74346784450470 in words is "seventy-four trillion, three hundred forty-six billion, seven hundred eighty-four million, four hundred fifty thousand, four hundred seventy".