40426670951 has 2 divisors, whose sum is σ = 40426670952. Its totient is φ = 40426670950.

The previous prime is 40426670927. The next prime is 40426670987. The reversal of 40426670951 is 15907662404.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40426670951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40426678951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20213335475 + 20213335476.

It is an arithmetic number, because the mean of its divisors is an integer number (20213335476).

Almost surely, 2^40426670951 is an apocalyptic number.

40426670951 is a deficient number, since it is larger than the sum of its proper divisors (1).

40426670951 is an equidigital number, since it uses as much as digits as its factorization.

40426670951 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 362880, while the sum is 44.

The spelling of 40426670951 in words is "forty billion, four hundred twenty-six million, six hundred seventy thousand, nine hundred fifty-one".