70757011674421 has 2 divisors, whose sum is σ = 70757011674422. Its totient is φ = 70757011674420.

The previous prime is 70757011674409. The next prime is 70757011674451. The reversal of 70757011674421 is 12447611075707.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 57735089886321 + 13021921788100 = 7598361^2 + 3608590^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70757011674421 is a prime.

It is a super-2 number, since 2×70757011674421² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70757011674451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35378505837210 + 35378505837211.

It is an arithmetic number, because the mean of its divisors is an integer number (35378505837211).

Almost surely, 2^{70757011674421} is an apocalyptic number.

It is an amenable number.

70757011674421 is a deficient number, since it is larger than the sum of its proper divisors (1).

70757011674421 is an equidigital number, since it uses as much as digits as its factorization.

70757011674421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304960, while the sum is 52.

The spelling of 70757011674421 in words is "seventy trillion, seven hundred fifty-seven billion, eleven million, six hundred seventy-four thousand, four hundred twenty-one".