115437406521429 has 6 divisors (see below), whose sum is σ = 166742920530966. Its totient is φ = 76958271014280.

The previous prime is 115437406521383. The next prime is 115437406521467. The reversal of 115437406521429 is 924125604734511.

115437406521429 is a `hidden beast` number, since 1 + 1 + 5 + 4 + 3 + 74 + 0 + 6 + 521 + 42 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 114776725292100 + 660681229329 = 10713390^2 + 812823^2 .

It is not a de Polignac number, because 115437406521429 - 2⁷ = 115437406521301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115437406521499) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6413189251182 + ... + 6413189251199.

It is an arithmetic number, because the mean of its divisors is an integer number (27790486755161).

Almost surely, 2^{115437406521429} is an apocalyptic number.

It is an amenable number.

115437406521429 is a deficient number, since it is larger than the sum of its proper divisors (51305514009537).

115437406521429 is a wasteful number, since it uses less digits than its factorization.

115437406521429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12826378502387 (or 12826378502384 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 54.

The spelling of 115437406521429 in words is "one hundred fifteen trillion, four hundred thirty-seven billion, four hundred six million, five hundred twenty-one thousand, four hundred twenty-nine".