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13888763750137 = 53718874161077
BaseRepresentation
bin1100101000011011101011…
…0101000110011011111001
31211011202022211021222101111
43022012322311012123321
53310023142010001022
645312224320120321
72632300341003103
oct312067265063371
954152284258344
1013888763750137
11447521206a781
12168389aa660a1
137999215acc63
14360311000573
1519142a509477
hexca1bad466f9

13888763750137 has 16 divisors (see below), whose sum is σ = 14366304882432. Its totient is φ = 13419636543040.

The previous prime is 13888763750123. The next prime is 13888763750149. The reversal of 13888763750137 is 73105736788831.

It is a cyclic number.

It is not a de Polignac number, because 13888763750137 - 215 = 13888763717369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13888763750177) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1257243 + ... + 5418319.

It is an arithmetic number, because the mean of its divisors is an integer number (897894055152).

Almost surely, 213888763750137 is an apocalyptic number.

It is an amenable number.

13888763750137 is a deficient number, since it is larger than the sum of its proper divisors (477541132295).

13888763750137 is an equidigital number, since it uses as much as digits as its factorization.

13888763750137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4162088.

The product of its (nonzero) digits is 142248960, while the sum is 67.

The spelling of 13888763750137 in words is "thirteen trillion, eight hundred eighty-eight billion, seven hundred sixty-three million, seven hundred fifty thousand, one hundred thirty-seven".

Divisors: 1 53 71 887 3763 47011 62977 3337781 4161077 220537081 295436467 3690875299 15658132751 195616390847 262052146229 13888763750137