126951342297 has 16 divisors (see below), whose sum is σ = 188574939840. Its totient is φ = 75429974592.

The previous prime is 126951342293. The next prime is 126951342307. The reversal of 126951342297 is 792243159621.

It is not a de Polignac number, because 126951342297 - 2² = 126951342293 is a prime.

It is a super-2 number, since 2×126951342297² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (126951342293) 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, 56122363 + ... + 56124624.

It is an arithmetic number, because the mean of its divisors is an integer number (11785933740).

Almost surely, 2^126951342297 is an apocalyptic number.

It is an amenable number.

126951342297 is a deficient number, since it is larger than the sum of its proper divisors (61623597543).

126951342297 is a wasteful number, since it uses less digits than its factorization.

126951342297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112247032.

The product of its digits is 1632960, while the sum is 51.

The spelling of 126951342297 in words is "one hundred twenty-six billion, nine hundred fifty-one million, three hundred forty-two thousand, two hundred ninety-seven".