74534040761622 has 64 divisors (see below), whose sum is σ = 164380826184960. Its totient is φ = 22384858011264.

The previous prime is 74534040761597. The next prime is 74534040761683. The reversal of 74534040761622 is 22616704043547.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2722153 + ... + 12509124.

It is an arithmetic number, because the mean of its divisors is an integer number (2568450409140).

Almost surely, 2^{74534040761622} is an apocalyptic number.

74534040761622 is an abundant number, since it is smaller than the sum of its proper divisors (89846785423338).

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

74534040761622 is a wasteful number, since it uses less digits than its factorization.

74534040761622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15232797.

The product of its (nonzero) digits is 6773760, while the sum is 51.

The spelling of 74534040761622 in words is "seventy-four trillion, five hundred thirty-four billion, forty million, seven hundred sixty-one thousand, six hundred twenty-two".