70375447942 has 4 divisors (see below), whose sum is σ = 105563171916. Its totient is φ = 35187723970.

The previous prime is 70375447931. The next prime is 70375447943. The reversal of 70375447942 is 24974457307.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 70375447942.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70375447943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17593861984 + ... + 17593861987.

It is an arithmetic number, because the mean of its divisors is an integer number (26390792979).

Almost surely, 2^70375447942 is an apocalyptic number.

70375447942 is a deficient number, since it is larger than the sum of its proper divisors (35187723974).

70375447942 is a wasteful number, since it uses less digits than its factorization.

70375447942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35187723973.

The product of its (nonzero) digits is 5927040, while the sum is 52.

The spelling of 70375447942 in words is "seventy billion, three hundred seventy-five million, four hundred forty-seven thousand, nine hundred forty-two".