70530157458 has 16 divisors (see below), whose sum is σ = 156733683360. Its totient is φ = 23510052468.

The previous prime is 70530157457. The next prime is 70530157471. The reversal of 70530157458 is 85475103507.

It is a happy number.

70530157458 is a `hidden beast` number, since 70 + 5 + 3 + 0 + 1 + 574 + 5 + 8 = 666.

It is a super-2 number, since 2×70530157458² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (70530157457) 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 in 7 ways as a sum of consecutive naturals, for example, 653056960 + ... + 653057067.

It is an arithmetic number, because the mean of its divisors is an integer number (9795855210).

Almost surely, 2^70530157458 is an apocalyptic number.

70530157458 is an abundant number, since it is smaller than the sum of its proper divisors (86203525902).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

70530157458 is a wasteful number, since it uses less digits than its factorization.

70530157458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1306114038 (or 1306114032 counting only the distinct ones).

The product of its (nonzero) digits is 588000, while the sum is 45.

The spelling of 70530157458 in words is "seventy billion, five hundred thirty million, one hundred fifty-seven thousand, four hundred fifty-eight".