1425637070520 has 128 divisors (see below), whose sum is σ = 4651507909440. Its totient is φ = 347451494400.

The previous prime is 1425637070519. The next prime is 1425637070573. The reversal of 1425637070520 is 250707365241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4366549 + ... + 4681668.

Almost surely, 2^{1425637070520} is an apocalyptic number.

1425637070520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1425637070520 is an abundant number, since it is smaller than the sum of its proper divisors (3225870838920).

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

1425637070520 is a wasteful number, since it uses less digits than its factorization.

1425637070520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9048345 (or 9048341 counting only the distinct ones).

The product of its (nonzero) digits is 352800, while the sum is 42.

The spelling of 1425637070520 in words is "one trillion, four hundred twenty-five billion, six hundred thirty-seven million, seventy thousand, five hundred twenty".