82377622916402 has 54 divisors (see below), whose sum is σ = 141988563546879. Its totient is φ = 35814945862520.

The previous prime is 82377622916387. The next prime is 82377622916423. The reversal of 82377622916402 is 20461922677328.

It can be written as a sum of positive squares in only one way, i.e., 41188811458201 + 41188811458201 = 6417851^2 + 6417851^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=6417851.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 3247419923 + ... + 3247445289.

Almost surely, 2^{82377622916402} is an apocalyptic number.

82377622916402 is a deficient number, since it is larger than the sum of its proper divisors (59610940630477).

82377622916402 is an frugal number, since it uses more digits than its factorization.

82377622916402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50804 (or 25403 counting only the distinct ones).

The product of its (nonzero) digits is 24385536, while the sum is 59.

The spelling of 82377622916402 in words is "eighty-two trillion, three hundred seventy-seven billion, six hundred twenty-two million, nine hundred sixteen thousand, four hundred two".