70395494400 has 1296 divisors, whose sum is σ = 324537228288. Its totient is φ = 14155776000.

The previous prime is 70395494383. The next prime is 70395494423. The reversal of 70395494400 is 449459307.

It is a happy number.

70395494400 is a `hidden beast` number, since 70 + 3 + 95 + 4 + 94 + 400 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2270822385 + ... + 2270822415.

It is an arithmetic number, because the mean of its divisors is an integer number (250414528).

Almost surely, 2^70395494400 is an apocalyptic number.

70395494400 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70395494400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (162268614144).

70395494400 is an abundant number, since it is smaller than the sum of its proper divisors (254141733888).

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

70395494400 is a wasteful number, since it uses less digits than its factorization.

70395494400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99 (or 59 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The spelling of 70395494400 in words is "seventy billion, three hundred ninety-five million, four hundred ninety-four thousand, four hundred".