70697075427 has 64 divisors (see below), whose sum is σ = 115215851520. Its totient is φ = 42488762400.

The previous prime is 70697075369. The next prime is 70697075429. The reversal of 70697075427 is 72457079607.

70697075427 is a `hidden beast` number, since 7 + 0 + 6 + 97 + 0 + 7 + 542 + 7 = 666.

It is not a de Polignac number, because 70697075427 - 2⁶ = 70697075363 is a prime.

It is not an unprimeable number, because it can be changed into a prime (70697075429) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 24351658 + ... + 24354560.

It is an arithmetic number, because the mean of its divisors is an integer number (1800247680).

Almost surely, 2^70697075427 is an apocalyptic number.

70697075427 is a deficient number, since it is larger than the sum of its proper divisors (44518776093).

70697075427 is a wasteful number, since it uses less digits than its factorization.

70697075427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3581 (or 3575 counting only the distinct ones).

The product of its (nonzero) digits is 5186160, while the sum is 54.

The spelling of 70697075427 in words is "seventy billion, six hundred ninety-seven million, seventy-five thousand, four hundred twenty-seven".