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137880130080694 = 22321617138659117
BaseRepresentation
bin11111010110011010111000…
…001011001100111110110110
3200002012012201022222212022011
4133112122320023030332312
5121033012001300040234
61205125131325354434
741020340105213431
oct3726327013147666
9602165638885264
10137880130080694
113aa296a89a2951
121356a114708a1a
135bc206ac083c1
1426096108b6818
1510e18a2ba0b64
hex7d66b82ccfb6

137880130080694 has 16 divisors (see below), whose sum is σ = 215822362530528. Its totient is φ = 65939619932032.

The previous prime is 137880130080653. The next prime is 137880130080709. The reversal of 137880130080694 is 496080031088731.

It is a congruent number.

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, 68335177 + ... + 70323940.

It is an arithmetic number, because the mean of its divisors is an integer number (13488897658158).

Almost surely, 2137880130080694 is an apocalyptic number.

137880130080694 is a deficient number, since it is larger than the sum of its proper divisors (77942232449834).

137880130080694 is a wasteful number, since it uses less digits than its factorization.

137880130080694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138680759.

The product of its (nonzero) digits is 6967296, while the sum is 58.

The spelling of 137880130080694 in words is "one hundred thirty-seven trillion, eight hundred eighty billion, one hundred thirty million, eighty thousand, six hundred ninety-four".

Divisors: 1 2 23 46 21617 43234 497191 994382 138659117 277318234 3189159691 6378319382 2997394132189 5994788264378 68940065040347 137880130080694