70551653400 has 192 divisors, whose sum is σ = 243158618400. Its totient is φ = 18802368000.

The previous prime is 70551653377. The next prime is 70551653449. The reversal of 70551653400 is 435615507.

70551653400 is a `hidden beast` number, since 7 + 0 + 551 + 65 + 3 + 40 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12638610 + ... + 12644190.

Almost surely, 2^70551653400 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70551653400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121579309200).

70551653400 is an abundant number, since it is smaller than the sum of its proper divisors (172606965000).

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

70551653400 is a wasteful number, since it uses less digits than its factorization.

70551653400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7947 (or 7932 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 36.

The spelling of 70551653400 in words is "seventy billion, five hundred fifty-one million, six hundred fifty-three thousand, four hundred".