74773770380738 has 16 divisors (see below), whose sum is σ = 131769161790336. Its totient is φ = 31373609949840.

The previous prime is 74773770380717. The next prime is 74773770380797. The reversal of 74773770380738 is 83708307737747.

It is a super-2 number, since 2×74773770380738² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130723374506 + ... + 130723375077.

It is an arithmetic number, because the mean of its divisors is an integer number (8235572611896).

Almost surely, 2^{74773770380738} is an apocalyptic number.

74773770380738 is a deficient number, since it is larger than the sum of its proper divisors (56995391409598).

74773770380738 is a wasteful number, since it uses less digits than its factorization.

74773770380738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261446749609.

The product of its (nonzero) digits is 813189888, while the sum is 71.

The spelling of 74773770380738 in words is "seventy-four trillion, seven hundred seventy-three billion, seven hundred seventy million, three hundred eighty thousand, seven hundred thirty-eight".