74412780350 has 12 divisors (see below), whose sum is σ = 138407771544. Its totient is φ = 29765112120.

The previous prime is 74412780349. The next prime is 74412780353. The reversal of 74412780350 is 5308721447.

It is a super-2 number, since 2×74412780350² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 74412780298 and 74412780307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74412780353) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 744127754 + ... + 744127853.

It is an arithmetic number, because the mean of its divisors is an integer number (11533980962).

Almost surely, 2^74412780350 is an apocalyptic number.

74412780350 is a deficient number, since it is larger than the sum of its proper divisors (63994991194).

74412780350 is a wasteful number, since it uses less digits than its factorization.

74412780350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1488255619 (or 1488255614 counting only the distinct ones).

The product of its (nonzero) digits is 188160, while the sum is 41.

The spelling of 74412780350 in words is "seventy-four billion, four hundred twelve million, seven hundred eighty thousand, three hundred fifty".