70323236137 has 16 divisors (see below), whose sum is σ = 87751222272. Its totient is φ = 54750139920.

The previous prime is 70323236129. The next prime is 70323236153. The reversal of 70323236137 is 73163232307.

It is not a de Polignac number, because 70323236137 - 2³ = 70323236129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 70323236096 and 70323236105.

It is not an unprimeable number, because it can be changed into a prime (70323236177) 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, 303093 + ... + 482194.

It is an arithmetic number, because the mean of its divisors is an integer number (5484451392).

Almost surely, 2^70323236137 is an apocalyptic number.

70323236137 is a gapful number since it is divisible by the number (77) formed by its first and last digit.

It is an amenable number.

70323236137 is a deficient number, since it is larger than the sum of its proper divisors (17427986135).

70323236137 is a wasteful number, since it uses less digits than its factorization.

70323236137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 786468.

The product of its (nonzero) digits is 95256, while the sum is 37.

The spelling of 70323236137 in words is "seventy billion, three hundred twenty-three million, two hundred thirty-six thousand, one hundred thirty-seven".