148756349638531 has 2 divisors, whose sum is σ = 148756349638532. Its totient is φ = 148756349638530.

The previous prime is 148756349638447. The next prime is 148756349638541. The reversal of 148756349638531 is 135836943657841.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 148756349638531 - 2²⁷ = 148756215420803 is a prime.

It is a super-2 number, since 2×148756349638531² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (148756349638541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74378174819265 + 74378174819266.

It is an arithmetic number, because the mean of its divisors is an integer number (74378174819266).

Almost surely, 2^{148756349638531} is an apocalyptic number.

148756349638531 is a deficient number, since it is larger than the sum of its proper divisors (1).

148756349638531 is an equidigital number, since it uses as much as digits as its factorization.

148756349638531 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1567641600, while the sum is 73.

The spelling of 148756349638531 in words is "one hundred forty-eight trillion, seven hundred fifty-six billion, three hundred forty-nine million, six hundred thirty-eight thousand, five hundred thirty-one".