70528087746 has 32 divisors (see below), whose sum is σ = 156770752320. Its totient is φ = 23503112352.

The previous prime is 70528087727. The next prime is 70528087789. The reversal of 70528087746 is 64778082507.

It is a happy number.

70528087746 is a `hidden beast` number, since 7 + 0 + 528 + 0 + 8 + 77 + 46 = 666.

It is a super-2 number, since 2×70528087746² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 70528087692 and 70528087701.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33646 + ... + 377078.

It is an arithmetic number, because the mean of its divisors is an integer number (4899086010).

Almost surely, 2^70528087746 is an apocalyptic number.

70528087746 is an abundant number, since it is smaller than the sum of its proper divisors (86242664574).

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

70528087746 is a wasteful number, since it uses less digits than its factorization.

70528087746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347247 (or 347241 counting only the distinct ones).

The product of its (nonzero) digits is 5268480, while the sum is 54.

The spelling of 70528087746 in words is "seventy billion, five hundred twenty-eight million, eighty-seven thousand, seven hundred forty-six".